Rika moves in with Naoya and the others, and insists that sleeping in the same room with him in a non-sexual fashion should be completely permissible. Naoya agrees, but only if all the girls get to take turns sleeping in his room in a non-sexual fashion.
Mukai-kun...
...موكاي-كن
Mukai-kun …
Mukai.
Mukai.
Mukai.
Mukai...
Mukai-kun...
Мукаи.