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.
H-Huh. I see...
...فهمت
Bien. Comprendo.
Vale. Comprendo.
Ah bon, d’accord.
Ah... E-Entendo.