Qiao Musheng, an up-and-coming entrepreneur, meets Su Nian, a high school classmate whom he hasn't seen for several years. Su Nian, who is now a magazine editor, chases Qiao Musheng for an interview. Qiao Musheng has no choice but to reveal that his real identity is not Qiao Musheng. Unexpectedly, he and Su Nian start living together as roommates by mistake. Soon Su Nian falls into the dilemma of falling in love with two people at the same time, until she discovers Qiao Musheng's secret...