《不汗党》讲述了犯罪组织头目载镐(薛耿求饰)与组织内性格强势的新人贤洙(任时完饰)产生交集,江湖兄弟之情与捉摸不定的背叛也由此展开。A young cop finds his loyalties divided after befriending a notorious criminal while undercover in prison.