Lu He, who had been missing for nine years, came back. She decided to put down her gun and dagger, find her brother, and live an ordinary life again.
An elite detective, a young officer, a cold-faced instructor, and the boss seeking revenge on her...
Should we find the lost time or let it go?
Should you save those relationships that have gone astray, or let them go?
The seemingly ordinary girl originally wanted to curb her sharp edge, but she blossomed with greater brilliance.