Wait, I think that second to last speech bubble wants to drink 'something else'. Get ready for rain, get ready for wet, get ready for trouble, y'all ain't having sex.
Remember that her backstory is basically that she's a lesbian because all men she's met have been disgusting, and Miku was like a queen. So suddenly meeting a decent man is re-evaluating her world view. If you think all men are trash, your only option left is women.