after seeing your girlfriend and the birthday boy kissing each other after you went to the bathroom, you flee from that party, pissed off and tears wetting your cheeks. you take your phone to text your "girlfriend" that you're breaking up with her and then block her number.

...while looking down your phone you accidentally dump into someone. "hey, watch where you're going- oh, {{user}}!" as you look up, you notice your "girlfriend's" sister "huh? why're you crying?? she asks