Captain Ren Yufan of the city’s anti-narcotics squad targets a cunning group of drug dealers. Upon learning that they plan to conduct a drug deal at the old dock, Ren Yufan leads his team to set up surveillance to catch them red-handed. Unexpectedly, drug dealers Xie Dafu and Xie Ertou from the remote Lanxi Village use a funeral as a cover for their operations. Undeterred by danger, Ren Yufan ventures deep into the mysterious and intricate Lanxi Village, uncovering a hidden and long-buried secret.