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.
I'll use it!
!سأستخدمها
Dann bin ich so frei!
¡Les daré uso!
¡Les daré uso!
Je l’utiliserai !
Le userò!
Farei uso delas!
Пущу в дело!