Kübra, who is enrolled in a historical girls' dormitory, realizes Burcu, a sick girl who has been closed down in one of the rooms by the Manageress Zahide. As you explore the mystery of the dorm, the nightmares around Burcu begin to spread to Kübra.

Purgatory 5: The Family tells the story of a young woman who finds herself in a terrible nightmare while trying to support the family of her ex-boyfriend who killed her. Zeynep, a young woman, is devastated when she learns that her ex-boyfriend Kadir killed her by hanging. Paying condolences to Kadir's family, Zeynep decides to stay with them for a few days in order to support them upon the insistence of Kadir's mother. However, nothing seen in the house reflects the truth. In this process, Zeynep learns about Kadir's death from an entity that haunts the house. Dragged into a vortex, Zeynep finds herself in the middle of Purgatory, the place between two realms.