Oh My Ghost Clients S01E03 - Possessed by Vengence

To his shock, Mu-jin still encounters vengeful spirits and is even more stunned by the fine print in his six-month contract. His next case involves Cho Eun-young, a nurse consumed by revenge. Not only does she terrify him, but she also takes control of his body, unleashing chaos in the hospital as she hunts down those responsible for her death.