Song Yuchi originally had a happy family, but later his father owed money to a loan shark but had no money to repay it, so the loan shark killed Song Yuchi's parents. From then on, Song Yuchi lived with his neighbor Grandma Li. Several men approached him. From then on, he became a killer (Mary Su Yingying). Once again, he was given a task by the superiors, asking him to kill a young lady who had been spoiled since childhood. He killed her as requested, but when everything was over, he discovered that he had fallen in love with Xie Wanmin...
Intention: pure love