TsumaSho: If My Wife Becomes an Elementary School Student. season 1 episode 7
Episode title: A Sign of Happiness
Mai and Keisuke receive a surprise visit from Renji. Keisuke is shocked to learn that Mai has a boyfriend and depressed to realize that she might eventually move out. Moriya notices Keisuke's mood at work and tries to think of a way to help cheer him up.
