He is a death enforcer who only takes the lives of others on rainy nights. After completing his mission, he is used to going to a 24-hour CD store to listen to music and choose CDs. He meets a black cat, and he can understand what it is saying. It becomes his only family. During the day, he is also a project manager who can write code, with multiple identities intertwined with each other.
She is a college student who is about to graduate. She meets him unexpectedly at a CD store and then at the company where she is interning. She has recurring dreams and an unknown past.
The gears of fate turned like this, connecting the two people together.
The two protagonists intertwine and unfold, unfolding a story of entanglement between the three worlds of heaven, earth, and man.