Former Special Forces King Jiang Shan was betrayed by a teammate and killed during a raid against a powerful underworld syndicate. When he opened his eyes again, he found himself back in the year 2003 — in his high school days. Determined to take revenge and fix all the regrets of his previous life, he recalls that at this exact time in his past, a heinous dormitory assault and murder case took place. This time, Jiang Shan is resolved to seize the chance, strike the culprit with an iron fist, and rewrite the ending!