diff --git a/Zframework/widget.lua b/Zframework/widget.lua
index bd8e64cd..e651f2fb 100644
--- a/Zframework/widget.lua
+++ b/Zframework/widget.lua
@@ -982,6 +982,8 @@ function WIDGET.set(list)
 				c1,c2,c3=COLOR.red,COLOR.white,COLOR.green
 			elseif FESTIVAL=="sprFes"then
 				c1,c2,c3=COLOR.red,COLOR.orange,COLOR.yellow
+			else
+				return
 			end
 			local rnd=math.random
 			for _,W in next,list do
diff --git a/main.lua b/main.lua
index f03aa50a..de402adc 100644
--- a/main.lua
+++ b/main.lua
@@ -43,7 +43,13 @@ FESTIVAL=(
 		42,32,50,39,28,46,35,24,43,33,
 		21,40,
 	})[os.date"%Y"-2000]or -26)-((os.date"%m"-1)*31+os.date"%d"))<6 and
-	"sprFes"
+	"sprFes"or
+
+	--Z day (Feb./Mar./Apr./May./June 26)
+	math.abs(os.date"%m"-4)<=2 and os.date"%d"+0==26 and
+	"zDay"or
+
+	false
 )
 
 math.randomseed(os.time()*626)
@@ -408,6 +414,9 @@ if FESTIVAL=="Xmas"then
 elseif FESTIVAL=="sprFes"then
 	BG.setDefault("firework")
 	BGM.setDefault("spring festival")
+elseif FESTIVAL=="zDay"then
+	BG.setDefault("lanterns")
+	BGM.setDefault("overzero")
 else
 	BG.setDefault("space")
 	BGM.setDefault("blank")
diff --git a/media/BGM/overzero.ogg b/media/BGM/overzero.ogg
new file mode 100644
index 00000000..f90622e8
Binary files /dev/null and b/media/BGM/overzero.ogg differ
diff --git a/parts/scenes/dict.lua b/parts/scenes/dict.lua
index ee30364d..1403af7a 100644
--- a/parts/scenes/dict.lua
+++ b/parts/scenes/dict.lua
@@ -63,6 +63,7 @@ local eggInput={
 		BGM.setDefault("blank")
 		BGM.play()
 	end,
+	normal="classic",
 	xmas=function()
 		FESTIVAL="xMas"
 		BG.setDefault("snow")