"In-peul-loo-eon-seu" is a South Korean drama series that follows the story of a young woman named Ji Eun-tak who can see ghosts. She meets a grim reaper who guides souls to the afterlife and they develop a close relationship. As they navigate the complexities of life and death, they uncover dark secrets and face challenges that test their bond. The series explores themes of love, loss, and redemption as the characters confront their pasts and strive to find peace.