[Female protagonist: policeman; male protagonist: multiple identities. Unit cases: Spider-Man falling from a building, Thinking Snowman, Angel's Organs... Main case: Atomic Number Killer, reasoning to solve the case, running in both directions, double cleansing.
Policewoman Lin Weiyu was plotted before joining the job and had a one-night stand with Su Yancheng.
Afterwards, she quietly pulled away without leaving a single word, and it was as if their worlds had never intersected.
Five years later, Lin Weiyu's life was in danger due to investigating the case, and he handed the child back to Su Yancheng before leaving.
From then on, Su Yancheng entered Lin Weiyu's world and experienced Lin Weiyu's hardship and sacrifice as a policeman and mother.
He also discovered a secret that was too heavy for him to bear.
He desperately hopes to give her and her children a stable and happy life, but because of his special status, he cannot make any promises.
Lin Weiyu and Su Yancheng's relationship gradually stabilized as they got along day and night.
Just when she thought the two would finally get along, Su Yancheng disappeared.
Lin Weiyu vowed to find Su Yancheng, even if the end of the road is death.
Because Lin Weiyu remembered what Su Yancheng said before she disappeared:
If there is someone I love at the end of death, then there is nothing terrible about it.