Cheng Yinkui, the band's lead singer with an angelic singing voice, and Yun Jingyuan, a talented judo girl who seems to be strong but was betrayed by her friends. These two unrelated people have a deep and touching love story. An accidental encounter caused Yinkui and Jingyuan to form a bad relationship, but unexpectedly, Jingyuan developed a liking for the innocent and transparent Yinkui. Yinkui's best friend Xiyuan happened to be Jingyuan's former friend... And how will the three of them maintain this entangled friendship and love?