Interrupted

As you’re deciding that fucking for grades has priority over fucking for fun, you hear a cold voice from behind you. It’s rare for anyone to say anything to you, besides:

‘Nice ass/tits wanna fuck?’
'Damn girl, you rode my cock so good last night! Got time for a quickie?'
Or, the occasional, ‘Bitch! You fucked my boyfriend!’
Or the even rarer, ‘Bitch, you fucked my girlfriend!’
Or the (so far) one time only, ‘Damnit Jess, you fucked my girlfriend without me!’

This isn’t one of the expected phrases. In fact, it’s so far from the usual phrases that it took you a moment to realize what was actually being said…