Xu Liya, a reclusive middle-aged tycoon and business queen, disguises herself as a hotel waitress and unexpectedly has a one-night stand with Su Xinghai, a younger, domineering CEO. Su Xinghai insists on marrying Xu Liya, who is older than him. However, during the meeting with the parents, Xu Liya discovers that her future in-laws are actually her college classmates, and even Su's father had pursued her... Su's mother deeply resents Xu Liya and joins forces with her childhood sweetheart, Shen Bixuan, to deal with her. Meanwhile, Xu Liya's CEO son also cannot accept his best friend being with his mother and, together with Xu Liya's suitors, begins a plan to break them up. Will the two be able to overcome societal constraints and achieve a happy ending...?
