Song Qinghuan and Felix have been in a secret marriage. After Song Qinghuan's first love returns, Felix decides to file for divorce, and gets Song Qinghuan to sign the divorce agreement without her knowledge. Distracted, Song Qinghuan did not discover the situation even after Felix left. When Song Qinghuan realizes she has signed the divorce agreement, Felix has left her. She is overwhelmed with regret, and chases after Felix to make amends.