Sealed Invasion: Perihan.

Three sociology students go to a remote village to investigate an exorcism ritual that resulted in the death of a young girl named Perihan years ago. The young people begin their research under the guidance of Hasan, the only person willing to help them, and Hanife, a woman who provides them with misleading information. However, their research soon takes a dangerous, spiritual, and bloody turn. As time passes, the group finds themselves trapped in a terrifying nightmare.