Standing on the edge of despair and facing the consequences of his past choices, Yee jae finds himself at a mysterious crossroads between life and death. Just when it seems that his fate is sealed and he is about to fall into eternal punishment, he is given an unusual and terrifying challenge. Instead of immediately facing his final judgment, he must experience life again and again through a series of different bodies and identities. Yee jae is forced to live through twelve completely different lives, each with its own circumstances, struggles, and unexpected turns. In every life he enters a new world, taking on the identity of another person with a unique story. However, each experience eventually leads him toward another inevitable death. With every cycle, he begins to understand more about human emotions, regret, and the true value of life. As he moves from one existence to another, Yee jae gradually discovers that these repeated lives are not random. Each one reveals a new perspective and forces him to confront the mistakes he once made. Through these intense experiences of living and dying, he must learn the deeper meaning of responsibility, redemption, and what it truly means to live before he reaches his ultimate fate.