While shopping for clothes, Daikichi realizes he needs to register Rin for school. With help from his cousin, Haruko Maeda, Daikichi finds a temporary nursery school to look after Rin while he goes to work. However, Daikichi ends up having to work overtime, causing him to be late in picking Rin up, though she forgives him. As time passes, Daikichi becomes concerned that his new schedule may start affecting his life at work, where he is keeping Rin a secret.