My stepfather's wife is teasing me about my stepfather. Please forgive me now...

Ayaharu arranges to marry the son (Katsutada), the president of the parent company (Chashi), a small construction company run by his biological father. Tadashi, a greedy and womanizing fanatic, has set his sights on Ayan at a meeting and has him marry his son, and has him get to keep him close to him. While living with Ayaharu, Tadaji began to show his true nature. He fabricates the fact that Ayaharu is cheating on another man, and puts pressure on Ayaharu's father to put Ayaharu's father in a situation where he has nowhere to escape...