An unexpected reunion at the entrance of the rainstorm alley made Lin Zhixia and Shen Yizhen entangled again after five years of separation. The heartbeat that she once thought was a gift from fate was completely shattered by the truth about the "substitute" - the old alleys she wrote were just a carrier for him to mourn his first love, and those tender details became sharp knives that stabbed her.
Concept: Love goes both ways