One rainy night, host Bai Zhiyan rescues Gu Yanchuan, a man who has fallen on hard times, and the two sign a contract and begin living together. Gu Yanchuan appears gentle and obedient, yet he secretly helps her overcome crises in both her personal life and career. Bai Zhiyan later discovers that Gu Yanchuan is the CEO of a trillion-yuan conglomerate and that he had also received her help years earlier. As they navigate misunderstandings and emotional struggles after his identity is revealed, they finally resolve the emotional knots of their past and end up together.