Xu Mu, a successful planner at Shangxin Advertising, faces pressure to marry after her sixth failed blind date, but refuses to settle. During a client meeting, she reunites with her high school classmate, Xie Shi, now a cold and calculating director. A drunken misunderstanding leads to Xie Shi being publicly declared as Xu Mu's boyfriend on social media, forcing them to pretend to be a couple and live together. As they grow closer, hidden feelings from Xie Shi’s past begin to surface, complicating their arrangement.
