I would call it neither, honestly. It's just a pun, with two possible meanings... and one of them doesn't really make sense for the situation, feels like.
Wh-what are you talking about...?And just what happened?PoinkWhat is this!?SlapWow...you've got a much nicer side than I thought, Miss Mizuhashi!No, it couldn't be.Rub
RubWell, it was her...Komeiji Satori!?Poke PokeSh-she's kinda cute...!?Squish
SquishJealoushit!!Could be a pun on just the English profanity, or on shitto, which is one Japanese word for "jealousy". Or maybe it's both, in which case, I'm not sure how I'd include all the nuances.
