Beta Ji-han, who had a relationship with Yoon-seo, who was close to his next-door neighbor since he was young. Jihan then learns of a sudden pregnancy and that he had developed omega. Although it was clear that the father of the child was Yoonseo, an extreme-right alpine, Jihan decided to erase the child for the future of Yoonseo, who is still a college student. However, Yunseo readily informs Ji-han that both pregnancy and trait change are his ploy...