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.
How can you be so stubborn?!
!كيف يمكنك أن تكون بهذا العناد؟
Come fai a essere così testardo?!
Como você é tão cabeça-dura?!