First your bully seduced your sister and that was bad enough - but then he was able to use your sister to convince your GF to go behind your back and become his slut too
Hey cuck, your gf says she's dumping you harder than I dumped my load in her. She's not even gonna be my girl, just a side hole for when I feel like using her like a bitch. Now come clean this mess up and send me your mom and sister
