After Jiang Chen, a small staff member of the group, is betrayed by his wife, his female boss, Su Mian, suddenly finds him and entrusts him to help spy on her husband, Chen Wenming, the general manager of the group. Jiang Chen discovers that Su Mian has similar encounters as his own, and the two of them develop a secret love for each other in the course of helping each other, and finally come together.