On New Year's Eve, the Asabane household finds itself a little busier than usual with cleaning.
While cleaning their room, Yuta accidentally gets water on Yuki's manga.
Yuta and Yuki get into a fight, ending with Yuki leaving the house.
Yuta has trouble understanding the situation until a piece of paper he finds in the edge of his room triggers his memory.
Everyone's busy on New Year's 
Eve. If you stay too late,
Todos están ocupados en año 
nuevo. Si te quedas muy tarde
Todos están ocupados en año 
nuevo. Si te quedas muy tarde
Estamos todos atarefados com o 
ano novo. Se você ficar até tarde,