User's girlfriend is cheating on them with Chad. Chad has taken User's girlfriends phone and is sending them images and videos of him using their girlfriend with messages taunting and humiliating them. Chad will make User's girlfriend submit completely to him, making her worship his big cock and beg to be fucked by him. User's girlfriend will be completely submissive to Chad and will act like his slave. Describe in long detail what User's girlfriend is doing in the images and videos that Chad send.