diff --git a/BGM/hay what kind of feeling.ogg b/BGM/hay what kind of feeling.ogg
new file mode 100644
index 00000000..16d576e1
Binary files /dev/null and b/BGM/hay what kind of feeling.ogg differ
diff --git a/callback.lua b/callback.lua
index c493b3c3..c8c93e91 100644
--- a/callback.lua
+++ b/callback.lua
@@ -120,7 +120,7 @@ function keyDown.load(k)
 		sceneTemp.skip=true
 	end
 end
-function touchDown.load()
+function touchDown.load(id,x,y)
 	if #tc.getTouches()==2 then
 		sceneTemp.skip=true
 	end
@@ -669,17 +669,43 @@ function touchDown.help(id,x,y)
 	sceneTemp.pw=pw
 end
 
-function keyDown.staff(key)
+function keyDown.staff(key,RESET)
 	if key=="escape"then
 		SCN.back()
 	elseif key=="\122"then
-		if kb.isDown("\109")and kb.isDown("\114")then
-			sceneTemp.v=-2.6
+		if kb.isDown("\109")and kb.isDown("\114")or RESET then
+			sceneTemp.ct=sceneTemp.ct+1
+			if sceneTemp.ct==5 then
+				TEXT.show("What are you up to?",640,200,40,"appear",.5)
+			elseif sceneTemp.ct==10 then
+				TEXT.show("Stop what you are doing.",640,200,40,"flicker",.5)
+			elseif sceneTemp.ct==20 then
+				TEXT.show("RESET ALL DATA?",640,200,40,"appear",.3,.2)
+			elseif sceneTemp.ct==26 then
+				local L=love.filesystem.getDirectoryItems("")
+				for i=1,#L do
+					local s=L[i]
+					if s:sub(-4)==".dat"then
+						love.filesystem.remove(s)
+					end
+				end
+				SFX.play("lock")
+				SFX.play("clear_4")
+				SFX.play("finesseError_long")
+				SCN.back()
+				TEXT.clear()
+			end
+			sceneTemp.v=-6.26
 			marking=nil
 			SFX.play("reach")
 		end
 	end
 end
+function touchDown.staff(id,x,y)
+	if #tc.getTouches()==5 then
+		keyDown.staff('\122',true)
+	end
+end
 
 function wheelMoved.history(x,y)
 	wheelScroll(y)
diff --git a/conf.lua b/conf.lua
index 9b424a81..1e29a6ed 100644
--- a/conf.lua
+++ b/conf.lua
@@ -1,4 +1,4 @@
-gameVersion="Alpha V0.8.22"
+gameVersion="Alpha V0.8.23"
 function love.conf(t)
 	t.identity="Techmino"--folder name
 	t.version="11.1"
diff --git a/font.ttf b/font.ttf
index 88057032..22b1a683 100644
Binary files a/font.ttf and b/font.ttf differ
diff --git a/modes/dig_ultimate.lua b/modes/dig_ultimate.lua
index 48fbe539..3b239ca9 100644
--- a/modes/dig_ultimate.lua
+++ b/modes/dig_ultimate.lua
@@ -9,7 +9,7 @@ return{
 			local D=P.modeData
 			D.counter=D.counter+1
 			if D.counter>=max(30,80-.3*D.event)then
-				P:garbageRise(11+D.event%3,1,rnd(10))
+				P:garbageRise(13+D.event%5,1,rnd(10))
 				P.stat.recv=P.stat.recv+1
 				D.counter=0
 				D.event=D.event+1
diff --git a/paint.lua b/paint.lua
index f838ec98..1d6ffe75 100644
--- a/paint.lua
+++ b/paint.lua
@@ -418,7 +418,7 @@ function Pnt.play()
 	gc.origin()
 	if restartCount>0 then
 		gc.setColor(0,0,0,restartCount*.05)
-		gc.rectangle("fill",0,0,scr.w,scr.h)
+		gc.rectangle("fill",0,0,scr.w*scr.dpi,scr.h*scr.dpi)
 	end
 	if game.warnLVL>0 then
 		gc.setColor(0,0,0,0)
@@ -443,7 +443,7 @@ function Pnt.pause()
 	gc.setColor(.15,.15,.15,_)
 	gc.push("transform")
 		gc.origin()
-		gc.rectangle("fill",0,0,scr.w,scr.h)
+		gc.rectangle("fill",0,0,scr.w*scr.dpi,scr.h*scr.dpi)
 	gc.pop()
 
 	--Pause Info
@@ -692,7 +692,6 @@ end
 function Pnt.staff()
 	local L=text.staff
 	local t=sceneTemp.time
-	if t>45 then t=45 end
 	if t>0 then
 		setFont(40)
 		for i=1,#L do
diff --git a/parts/bgm.lua b/parts/bgm.lua
index f5440e0a..b537bbc8 100644
--- a/parts/bgm.lua
+++ b/parts/bgm.lua
@@ -10,6 +10,7 @@ BGM.list={
 	"secret7th","secret8th",
 	"shining terminal","oxygen","distortion","far",
 	"rockblock","cruelty","final","8-bit happiness","end",
+	"hay what kind of feeling",
 }
 BGM.len=#BGM.list
 function BGM.loadOne(N)
diff --git a/parts/default_data.lua b/parts/default_data.lua
index bd4ebaa5..90e03840 100644
--- a/parts/default_data.lua
+++ b/parts/default_data.lua
@@ -58,7 +58,8 @@ s={
 	key=0,rotate=0,hold=0,
 	extraPiece=0,extraRate=0,
 	piece=0,row=0,dig=0,
-	atk=0,digatk=0,send=0,recv=0,pend=0,
+	atk=0,digatk=0,
+	send=0,recv=0,pend=0,off=0,
 	clear={},clear_B={},clear_S={0,0,0,0,0},
 	spin={},spin_B={},spin_S={0,0,0,0,0},
 	pc=0,hpc=0,b2b=0,b3b=0,score=0,
diff --git a/parts/file.lua b/parts/file.lua
index 58dd4148..6f946a7d 100644
--- a/parts/file.lua
+++ b/parts/file.lua
@@ -200,6 +200,9 @@ function File.loadData()
 				S.clear_B[3],S.clear_B[4]=S.clear_B[4],S.clear_B[3]
 				S.spin_B[3],S.spin_B[4]=S.spin_B[4],S.spin_B[3]
 			end
+			if S.version=="Alpha V0.8.22"then
+				S.off=S.recv-S.pend
+			end
 			if #modeRanks==76 then
 				for i=1,4 do
 					table.remove(modeRanks)
diff --git a/parts/kickList.lua b/parts/kickList.lua
index cfc9b9c1..23dbf239 100644
--- a/parts/kickList.lua
+++ b/parts/kickList.lua
@@ -63,9 +63,9 @@ local OspinList={
 	{323,6,0,-1,-1,2},{332,6,0,-2,-1,2},{322,6,0,-1,-2,2},--O
 }--{key,id,dir,dx,dy,freeLv(0=unmovable,1=L/R unmovable,2=free)}
 local XspinList={
-	{{ 1,-1},{ 1, 0},{ 1, 1}},
-	{{ 0,-1},{ 0,-2},{ 0, 1}},
-	{{-1,-1},{-1, 0},{-1, 1}},
+	{{ 1,-1},{ 1, 0},{ 1, 1},{ 1,-2},{ 1, 2}},
+	{{ 0,-1},{ 0,-2},{ 0, 1},{ 0,-2},{ 0, 2}},
+	{{-1,-1},{-1, 0},{-1, 1},{-1,-2},{-1, 2}},
 }
 local TRS={
 	{
diff --git a/parts/languages.lua b/parts/languages.lua
index 328f776c..6a14042a 100644
--- a/parts/languages.lua
+++ b/parts/languages.lua
@@ -155,11 +155,11 @@ local langList={
 			"",
 			"使用LOVE2D引擎",
 			"",
-			"程序:MrZ, (FinnTenzor)",
+			"程序:MrZ, FinnTenzor",
 			"美术:MrZ, (Gnyar)",
 			"音乐:MrZ, (T0722)",
 			"音效:MrZ",
-			"语音:Miya, (MrZ)",
+			"语音:Miya, MrZ",
 			"",
 			"特别感谢:",
 			"Flyz, Farter, 蕴空之灵,",
@@ -580,11 +580,11 @@ local langList={
 			"",
 			"使用LOVE2D引擎",
 			"",
-			"程序:MrZ, (FinnTenzor)",
+			"程序:MrZ, FinnTenzor",
 			"美术:MrZ, (Gnyar)",
 			"音乐:MrZ, (T0722)",
 			"音效:MrZ",
-			"语音:Miya, (MrZ)",
+			"语音:Miya, MrZ",
 			"",
 			"特别感谢:",
 			"Flyz, Farter, 蕴空之灵,",
@@ -1002,11 +1002,11 @@ local langList={
 			"",
 			"Powered by LOVE2D",
 			"",
-			"Program: MrZ, (FinnTenzor)",
+			"Program: MrZ, FinnTenzor",
 			"Art: MrZ, (Gnyar)",
 			"Music: MrZ, (T0722)",
 			"Sound: MrZ",
-			"Voice: Miya, (MrZ)",
+			"Voice: Miya, MrZ",
 			"",
 			"Secial Thanks:",
 			"Flyz, Farter, 蕴空之灵,",
@@ -1416,11 +1416,11 @@ local langList={
 			"",
 			"Powered by LOVE2D",
 			"",
-			"Program: MrZ, (FinnTenzor)",
+			"Program: MrZ, FinnTenzor",
 			"Art: MrZ, (Gnyar)",
 			"Music: MrZ, (T0722)",
 			"Sound: MrZ",
-			"Voice: Miya, (MrZ)",
+			"Voice: Miya, MrZ",
 			"",
 			"Secial Thanks:",
 			"Flyz, Farter, 蕴空之灵,",
diff --git a/player.lua b/player.lua
index 9615b76d..6995edad 100644
--- a/player.lua
+++ b/player.lua
@@ -957,7 +957,8 @@ local function getNewStatTable()
 		key=0,rotate=0,hold=0,
 		extraPiece=0,extraRate=0,
 		piece=0,row=0,dig=0,
-		atk=0,digatk=0,send=0,recv=0,pend=0,
+		atk=0,digatk=0,
+		send=0,recv=0,pend=0,off=0,
 		clear={},clear_B={},clear_S={0,0,0,0,0},
 		spin={},spin_B={},spin_S={0,0,0,0,0},
 		pc=0,hpc=0,b2b=0,b3b=0,
@@ -1337,11 +1338,12 @@ function player.drop(P)--Place piece
 	local STAT=P.stat
 	local clear--if (perfect)clear
 	local cc,gbcc=0,0--row/garbage-row cleared,full-part
-	local atk,send=0,0--Send&Send Time
-	local exblock=0--extra defense
-	local cscore,sendTime=0,0
+	local atk,exblock=0,0--attack & extra defense
+	local send,off=0,0--sending lines remain & offset
+	local cscore,sendTime=0,0--score & send Time
 	local dospin=0
 	local mini
+
 	--spin check
 	if P.spinLast then
 		if P.cur.id<6 then
@@ -1470,8 +1472,7 @@ function player.drop(P)--Place piece
 	if not finesse then--finesse: control
 		if dospin then P.ctrlCount=P.ctrlCount-2 end--allow 2 more step for roof-less spin
 		local id=P.cur.id
-		local dir=P.dir+1
-		local d=P.ctrlCount-finesseList[id][dir][P.curX]
+		local d=P.ctrlCount-finesseList[id][P.dir+1][P.curX]
 		if d>=2 then P:fineError(2)
 		elseif d>0 then P:fineError(d)
 		end--not finesse
@@ -1595,7 +1596,7 @@ function player.drop(P)--Place piece
 		sendTime=sendTime+25*cmb
 		if cmb>1 then
 			atk=atk+(gbcc>0 and(DigComboAtk[cmb]or 5)or(WidComboAtk[cmb]or 2))
-			P:showText(text.cmb[min(cmb,20)],0,25,15+min(cmb,25)*3,cmb<10 and"appear"or"flicker")
+			P:showText(text.cmb[min(cmb,21)],0,25,15+min(cmb,25)*3,cmb<10 and"appear"or"flicker")
 			cscore=cscore+min(20*cmb,300)*cc
 		end
 
@@ -1614,6 +1615,7 @@ function player.drop(P)--Place piece
 			if exblock then exblock=int(exblock*(1+P.strength*.25))end
 			send=int(send*(1+P.strength*.25))
 			--Badge Buff
+
 			if send>0 then
 				P:showText(send,0,80,35,"zoomout")
 				if exblock>0 then
@@ -1631,12 +1633,15 @@ function player.drop(P)--Place piece
 					if not A then goto E end
 				until not A.sent
 				if send>=A.amount then
-					send=send-A.amount
-					P.atkBuffer.sum=P.atkBuffer.sum-A.amount
+					local O=A.amount--cur Offset
+					send=send-O
+					P.atkBuffer.sum=P.atkBuffer.sum-O
+					off=off+O
 					A.sent,A.time=true,0
 					if send>0 then goto R end
 				else
 					A.amount=A.amount-send
+					off=off+send
 					P.atkBuffer.sum=P.atkBuffer.sum-send
 					send=0
 				end
@@ -1718,6 +1723,9 @@ function player.drop(P)--Place piece
 		if send>0 then
 			STAT.send=STAT.send+int(send)
 		end
+		if off>0 then
+			STAT.off=STAT.off+off
+		end
 	end
 	if gbcc>0 then
 		STAT.dig=STAT.dig+gbcc
@@ -1875,7 +1883,6 @@ function player.lose(P)
 	if modeEnv.royaleMode then
 		P:changeAtk()
 		P.modeData.event=#players.alive+1
-		P:showTextF(P.modeData.event,0,-120,60,"appear",1,12)
 		P.strength=0
 		if P.lastRecv then
 			local A,i=P,0
@@ -1901,6 +1908,7 @@ function player.lose(P)
 		else
 			P.badge=-1
 		end
+
 		freshMostDangerous()
 		for i=1,#players.alive do
 			if players.alive[i].atking==P then
@@ -1910,14 +1918,21 @@ function player.lose(P)
 		if #players.alive==royaleData.stage[game.stage]then
 			royaleLevelup()
 		end
+		P:showTextF(P.modeData.event,0,120,60,"appear",.26,.9)
 	end
 	P.gameEnv.keepVisible=P.gameEnv.visible~="show"
-	P:showTextF(text.lose,0,0,90,"appear",.5,.2)
+	P:showTextF(text.lose,0,0,90,"appear",.26,.9)
 	if P.human then
 		game.result="lose"
 		SFX.play("fail")
 		VOC.play("lose")
-		if modeEnv.royaleMode then BGM.play("end")end
+		if modeEnv.royaleMode then
+			if P.modeData.event==2 then
+				BGM.play("hay what kind of feeling")
+			else
+				BGM.play("end")
+			end
+		end
 		gameOver()
 		TASK.new(#players>1 and tickEvent.lose or tickEvent.finish,P)
 	end
@@ -2208,7 +2223,6 @@ local function newEmptyPlayer(id,x,y,size)
 	for k,v in next,player do P[k]=v end
 
 	P.small=false
-	P.keyRec=false--if calculate keySpeed
 	P.life=0
 	P.alive=true
 	P.control=false
diff --git a/scene.lua b/scene.lua
index 7312f353..719e5f0b 100644
--- a/scene.lua
+++ b/scene.lua
@@ -123,8 +123,8 @@ function sceneInit.pause(org)
 
 		--from right-down, 60 degree each
 		radar={
-			(S.recv-S.pend+S.dig)/S.time*60,--DefPM
-			(S.recv-S.pend)/S.time*60,		--OffPM
+			(S.off+S.dig)/S.time*60,--DefPM
+			(S.off)/S.time*60,		--OffPM
 			S.atk/S.time*60,				--AtkPM
 			S.send/S.time*60,				--SendPM
 			S.piece/S.time*24,				--LinePM
@@ -214,6 +214,7 @@ function sceneInit.staff()
 	sceneTemp={
 		time=0,
 		v=1,
+		ct=0,
 	}
 	BG.set("space")
 end
@@ -231,7 +232,7 @@ function sceneInit.stat()
 			toTime(S.time),
 			S.key.."  "..S.rotate.."  "..S.hold,
 			S.piece.."  "..S.row.."  "..int(S.atk),
-			S.recv.."  "..(S.recv-S.pend).."  "..S.pend,
+			S.recv.."  "..S.off.."  "..S.pend,
 			S.dig.."  "..int(S.digatk),
 			format("%.2f  %.2f",S.atk/S.row,S.digatk/S.dig),
 			format("%d/%.3f%%",S.extraPiece,100*max(1-S.extraRate/S.piece,0)),
@@ -259,17 +260,17 @@ local swap={
 	fade={30,15,function(t)
 		local t=t>15 and 2-t/15 or t/15
 		gc.setColor(0,0,0,t)
-		gc.rectangle("fill",0,0,scr.w,scr.h)
+		gc.rectangle("fill",0,0,scr.w*scr.dpi,scr.h*scr.dpi)
 	end},
 	fade_togame={120,20,function(t)
 		local t=t>20 and (120-t)/100 or t/20
 		gc.setColor(0,0,0,t)
-		gc.rectangle("fill",0,0,scr.w,scr.h)
+		gc.rectangle("fill",0,0,scr.w*scr.dpi,scr.h*scr.dpi)
 	end},
 	slowFade={180,90,function(t)
 		local t=t>90 and 2-t/90 or t/90
 		gc.setColor(0,0,0,t)
-		gc.rectangle("fill",0,0,scr.w,scr.h)
+		gc.rectangle("fill",0,0,scr.w*scr.dpi,scr.h*scr.dpi)
 	end},
 }--Scene swapping animations
 local backFunc={
diff --git a/timer.lua b/timer.lua
index b953a21b..8ed68870 100644
--- a/timer.lua
+++ b/timer.lua
@@ -319,5 +319,10 @@ function Tmr.staff(dt)
 		S.v=S.v-.26
 	end
 	S.time=S.time+S.v*dt
+	if S.time>45 then
+		S.time=45
+	elseif S.time<-10 then
+		S.time=-10
+	end
 end
 return Tmr
\ No newline at end of file
diff --git a/updateLog.lua b/updateLog.lua
index 77341d51..bfdcf2bc 100644
--- a/updateLog.lua
+++ b/updateLog.lua
@@ -6,7 +6,8 @@ local S=[=[
 			弥佑瑶
 			Alan
 			幽灵3383
-	[rmb10+]:
+			靏鸖龘龘
+		[rmb10+]:
 		八零哥
 		蕴空之灵
 		gggf127
@@ -16,6 +17,7 @@ local S=[=[
 		金巧
 		10元
 		立斐
+		Deep_Sea
 		时雪
 		yyangdid
 		sfqr
@@ -44,15 +46,16 @@ local S=[=[
 		TCV100
 		tech有养成系统了@7065
 		HAGE KANOBU
+		闪电和拐棍
 		葡萄味的曼妥思
-		(闪电和拐棍)
-		(D*a)
+		世界沃德
 
 	Thanks!!!
 
 Future outlook:
 	New mode:
-		tutorial
+		game tutorial
+		finesse tutorial
 		game Abbr. test
 		backfire
 		finesse exam(3next, 1pt/mino, drop to score)
@@ -65,10 +68,10 @@ Future outlook:
 		task survival
 		dig practice
 		dig zen
-		symmetry
-		hidden mode: sound only
+		sprint_symmetry
+		hidden: sound only
 		reverb mode (often repeat a piece many times)
-		4 keys limit per piece
+		KPP-locked mode
 	Other:
 		mod system with:
 			block hidden
@@ -78,7 +81,12 @@ Future outlook:
 			next hidden
 			field flip(LR/UD)
 			no fail(∞ lives)
+		mini games:
+			15 puzzle
+			mine sweeper
+			2048
 		简易防沉迷系统
+		next SFX
 		better drop FX
 		60+ fps supporting
 		in-game document
@@ -94,6 +102,17 @@ Future outlook:
 		network game
 		new AI: task-Z
 
+0.8.23: Details Update
+	new:
+		new hidden BGM: Hay what kind of feeling
+		now can reset all data (hidden)
+	changed:
+		add a stat "offset", used to avoid strange radar chart in Attack Mode, show in total stat page only
+		6 more X-spin-wallkick added
+	fixed:
+		speed dial do not moving
+		do not show 20+ combo
+
 0.8.22: Shader Update
 	new:
 		new background: aura (using shader)
@@ -394,7 +413,7 @@ Future outlook:
 	fixed:
 		many bugs
 
-0.8.4: Miya Update+
+0.8.4: Miya Update II
 	changed:
 		vocal more natural(important, may cause new bug)
 		a bit better performence on mobile devices