Jinna: The nightmare is about a woman who goes to investigate a place where mysterious events happened.

Cafer, Ahmet, Baki, and Doğan are four friends who live in the town of Anıtkaya in Afyon. During the day, these young men are busy with their own work, but at night, they search for treasure in the hope of becoming rich. Ali, a young businessman from Afyon, is involved in hunting. Ali, who came to Afyon from Paris for hunting, finds himself in a situation where he must fight for his life. Meanwhile, unexpected events unfold in Anıtkaya. Could these new developments bring hope to the four friends?

A big international company organized a competition. The company asks the groups to identify the undiscovered archaeological remains and prepare a large presentation. Arda, one of the members of the group, takes his team to Bagirganli Village, which has a history of about 600 years, where he spent his childhood but had to leave.