The protagonist Gu Han is the captain of the police station, ten years apart. Met my childhood sweetheart Su Man again. She took the evil path ten years ago, and what does she want to do now? Su Man implemented the plan to let Gu Han kill her and let Gu Han discover the secret in his heart. Gu Han discovered that his childhood sweetheart was not only not a heinous devil, but also his biggest informant, but by now it was too late.
