"All evil is temporary, only justice is eternal." In reality, the flower of warning has always taken this as its creed, and is the candidate for the next chief of the Criminal Section, our heroine-Ye Yuchen. During one case, he accidentally shot the prisoner to death. "Mistake" is a word that Ye Yuchen will never allow to appear. This blow has been hard for her to overcome. Just when she was about to forget all this, a cruel scene happened in front of her eyes...
How will she heal the pain in her heart after traveling to a foreign country...
PS: (The story is based on history. For plot purposes, please forgive me if there are any discrepancies with real historical events!)