At seventeen, Quan Mingyang arrived at a baffling school, where he made several close friends. While there, he accidentally discovered the reason behind his cousin's death.
After graduating, he joined the military academy as a drug police officer and became a captain. During a drug-related murder case, he ran into his high school classmate Shen Hao...
Theme: Regrets are everywhere in life. May they never become irreparable.
