Qin Huai and Jiang Bozhou were lovers in their previous life, but Qin Huai was an immortal and could only watch Jiang Bozhou grow old and leave. Many years later, the reincarnated Jiang Bozhou became a migrant worker, but unexpectedly came to parallel time and space with his friends, where Qin Huai was.
The memory of the previous life is gone, but the muscle memory is engraved in the heart, and finally the two return to each other.
Concept: Two men, who fell in love in a previous life, fall in love with each other again after the other person's death and reincarnation.