In 1998, a sudden drug trafficking and arson case caused a sensation across the country, but in the end the case was hastily closed, and the missing boy at the scene of the fire has never been found...
26 Years later, he reappeared in a suspicious case. He reopened old cases with his comrades in the police force and investigated the truth side by side. A war of blood and tears began...
Purpose: Anti-narcotics and criminal investigation coexist, working side by side just to investigate unsolved cases, and turn persistence and sweat into every clue on the way to solving the case.