The Beast Must Die

Lee Gi-Rin, who is looking for revenge for his little sister, who committed suicide after being gangraped by members of a secret club, approached Kang Mu, who is known to be a member of the secret club. Although he pretended it to be a coincidence, Kang Mu realized that Lee Gi-Rin had a different motive, and so instead, Lee Gi-Rin agreed to do Kang Mu a favor, in exchange for joining the secret club as Kang Mu’s partner. But Eventually, Lee Gi-Rin, who ended up participating in the secret club’s meeting, was told that he had to have sex with all of the members of the club in the initiation rite..?!