After his informant Soo Yeong chooses to end her own life to protect the secret, Moo Hyeok decides to end his relationship with Yeon Hwa and prepares for a once in a lifetime job. Hiding his true self from the prosecutor Jae Pil who has been pursuing Jung Min for years, they make their way into the inner lair of Jung Min’s dark underworld… (Source: KoBiz)