Pei Yan Yan and Gao Song fell in love in high school but broke up before they graduated college. As time passes, the two are brought back together through their careers seven years later. Gao Song is now a university teacher and cybersecurity expert, while Yan Yan is a media reporter. Gao Song begins to realize he is still in love with Yan Yan and decides to break up with his girlfriend in an attempt to pursue Yan Yan again. Love and hate are two sides of the same coin. They both harbor resentment and love. Yan Yan turns a blind eye until Gao Song encounters a life-threatening crisis. Only then does Yan Yan begin to admit her true feelings.