1x11 - School Babysitters

Usada is home sick with a cold, so he asks Saikawa to serve as babysitter in his place. Saikawa is good at everything, but can he handle being a babysitter? Later, Ushimaru visits the daycare room for the first time at Inomata's invitation. She has a hard time dealing with little kids, and now she's surrounded by them!