Her husband has no viable sperm, but they desperately want a child, so they decide to ask his genetically related brother to impregnate her. The husband tells them to get it over with while he is away, yet jealousy turns him on. What begins as an attempt to make the brother hard ends with a facial and intense hotel sex with creampies. The brother then repeatedly breeds her right in front of her husband, delivering a relentless mix of wife-stealing and cuckold arousal.