It's clear that her room is full of trash bags, but that evokes an important question: how the fuck could she have possibly built up that much garbage when she literally just moved in?
I find it harder to suspend my disbelief for that shit than I do for the notion of a hapless idol otaku realizing that his oshi just moved in next door and is actually a super kawaii girlfailure who will become immediately smitten with what a friendly, reliable guy he is.
Oh well, fuck it. I read worse trash than this. Let's see where it goes.