Lively piano student Lin Xiaoman and Gu Chenzhou, the icy genius of the conducting department, meet over a bet in the practice room, but a misunderstanding drives them apart at graduation. Seven years later, they reunite: he is now music director at an entertainment company, while she works as a piano double on a film set. When the out-of-tune antique piano sounds again, perfect pitch and hard work resonate with their hearts beating at 152 beats per minute, composing a sweet romance that spans more than a decade.
