An unexpected contamination at a water treatment plant shatters Bai Xiaofei's peaceful life. Faced with super-powered Corpse Brothers unlike anything anyone has ever heard of, Xiaofei resolutely embarks on a journey to find his girlfriend. Determined to become stronger, Bai Xiaofei injects himself with a human enhancement drug purchased online. He overcomes countless challenges, defeats all kinds of mutated Corpse Brothers, and uncovers the mastermind behind the mutations.