They went their separate ways after high school.
Xu Miao found a person who looked exactly like Yun Fang as a stand-in, but unexpectedly he was killed behind his back. After Yun Fang found out, he was told that the person was actually his twin brother.
Yun Fang began to intervene in the investigation and found that the behind-the-scenes incident was actually related to his high school friend Xu Miao. What was the truth?
Intention: When you are in the quagmire, don't be swallowed by the darkness.