He once thought he and his beloved girlfriend were perfectly ordinary, with no interest in kinky sex. Then her older sister appeared and warped his desires. Her careless flashes through sheer clothing, enormous ass and thong buried between her cheeks become irresistible—especially when the girlfriend is close by. Now he wants to bury his face under that ass, be smothered while he cums, pull her thong aside, penetrate her and feel her full weight crush him. Once again, he cheats to satisfy his new obsession.