I know this is where we started, but doesn't this seem a little odd, her just not being able to control herself. It would be different if we saw her having sexy thoughts and having a hard time controlling herself semi regularly.
Except he doesn't want them to know their brother is dead. Is he going to tell them once he figures out who the killer is or keep pretending for the rest of his life?
@SwaggyT thanks for the translation!
As an Ushigome fan I really liked this chapter. I was really surprised that they remembered that incident from the beginning. Now if they would just remember that she was mean at fhe start and have her apologize.