Kim Ji-yong leads a double life as a Korean National Police University student by day and the Vigilante by night, personally punishing criminals who evade the law. He is surrounded by people who all possess different ulterior motives.

Manager Kim was an ordinary head of a household with a daughter and lived as a small citizen. In order to find his daughter, who is his everything, he reveals a secret that should never be revealed to the world.

Eun-soo is a housewife, who struggles to pay for her husband's medical expenses. He is terminally ill. Eun-soo becomes entangled in a bag of drugs with a teacher named Yi-kyeong. He is a mysterious figure. Eun-soo and Yi-kyeong are chased by veteran detective Tae-gu.

A suspicious business that offers the services of a purportedly all-knowing shaman catches the attention of a tenacious police inspector.

Upon the announcement of the king's death in Goguryeo, a fierce battle ensues among tribes. Queen Woo, who immediately becomes the target of princes and five tribes vying for the throne, struggles to crown a new king within 24 hours. Will Queen Woo be able to transcend the constraints of gender and era to carve out her own destiny?

A dangerous story of rough people obsessed with shameless greed who gather together with their own greed and logic to find underwater artifacts off the coast of Shinan.