Jashin-chan decides to change her character for the beginning of the anime's third season. Seeing her new, serious expression seems to influence Yurine and the other characters, as well... Meanwhile, Pekola welcomes the New Year hungry, as usual. She visits Yurine's house after receiving an invitation to eat ozoni, but for some reason, the gang breaks into a karuta game before they start the meal. The game then progresses into a battle between devils, angels, and humans...
it's time to give this world 
another deep cleaning.
.الوقت قد حان لمنح هذا العالم تنظيفا عميقا آخر
um die Erde wieder zu reinigen.
es hora de volver a limpiar este mundo.
porque es hora
de volver a limpiar este mundo.
c’est pour refaire
le grand ménage.
è giunto il momento di dare
un'altra bella ripulita a questo mondo.
chegou a hora de fazer mais uma 
grande limpeza neste mundo.
потому что пора снова провести
глобальную чистку мира.