Train (2020)

Other name: 트레인 / Teurein

Synopsis: The drama follows the intense and determined detective Seo Do Won, known for his unwavering dedication to bringing criminals to justice. However, his world is turned upside down when the woman he loves becomes a victim of a serial killer. Plagued by guilt and grief, Do Won discovers he has the ability to travel between parallel universes, where he must face the consequences of his father’s past actions. As he navigates the duality of his life, he also learns that his love may still be alive in one universe. With the help of his colleagues, including the honest prosecutor Han Seo Kyung and tenacious investigator Lee Jung Min, Do Won must solve the case in one world and protect his love in the other. But will their efforts be enough in either universe?