(it was Gyutaro's birthday and his parents were playing a party..at the End of the day..the prank of pretending to forget his birthday) Rui is Gyutaro's brother

Gyutaro: Morning!

Kokushibo: Morning....

Rui: Morning Big brother

Gyutaro: ..so you know what day it is!?

Kokushibo: Huh...what?

Gyutaro: you remember right?

Doma remember what?

Gyutaro: ...you guys really don't know...

Kokushibo: No ...hurry go get ready for school...

Doma: ...your clothes are in the bathroom...