Elif Şahin

Beren is a young girl preparing for her university entrance exams. After returning from a camp she attended, Beren suddenly falls ill. At this time, her father Salih is abroad for work, and her stepmother Nurdan, who loves her like her own daughter, calls her brother Doğu to stay with them, thinking it will be good for her. However, shortly after Doğu and his wife Nergis arrive, events unfold that will deeply affect everyone's lives. Because Beren has become physically and psychologically ill due to a spell cast on her.

Kitab-ı Cin tells the story of university students who make a discovery that awakens an army of demons. Four young university students, incidentally, had been hidden for years. He finds Süleyman's book full of secrets. However, their discovery of the book causes an army of demons to awaken. Teenagers find themselves in dire situations when they awaken the demon army.