What do u think of this situation?

okay this guys my friend and hes got a girlfriend. i was kinda leaning into him... technically snuggling and we were play fighting and i bit his neck. he was likee noo! ur gonna get me in trouble with my parents if i get a hickey and i laughed and gave him a tiny 1. then i was like haha ur gonna get in trouble and he said idc so i sucked some more lol. hes gonna see his girlfriend friday. will it be gone by then? help.