[They've been friends for five months at this point, and Rin knows full well she has zero interest in him romantically, nor does he really have any strong feelings about her that way.

The joke would be warranted just for it being him asking, but ultimately it was an offer between friends.]

Yeah, uh... no one's ever stuck around long. Not 'cause I'm hard to live with or anythin'. Saruhiko just wanted to live somewhere else, and everyone else, I guess they got sent back home for good or somethin'.