Lan Shan received a video of her being bullied five years ago from anonymous Q. When tracing the sender Q, Lan Shan was reminded by a neighbor that she found a man and a woman having sex in the marriage room on the surveillance camera. The woman may be Q, and the man is suspected to be her husband Lu Zhiyuan. Lan Shan fell into the abyss of marriage. After a series of incidents, she and Lu Zhiyuan resolved their misunderstandings, fought back against Q side by side, and regained happiness.
