Pei Yanyan 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, 7 years later. Gao Song is now a university teacher and cybersecurity expert while Yanyan is a media reporter. Gao Song begins to realize he is still in love with Yanyan, and decides to break up with his girlfriend in an attempt to pursue Yanyan again. Love and hate are two sides of the same coin, they both harbor resentment and love. Yanyan turns a blind eye until Gao Song encounters a life staking crisis. Only, then, Yanyan begins to admit her true emotions.