A series of brutal murders are committed in Cappadocia. While investigating the case, Cinar, the maverick homicide commissioner, is at odds with her own past. After a while, Çınar sees that there is a connection between the murders and Avicenna's theories. During the investigation, he works with Defne, who is an expert in the history of medicine. As this case deepens, Çınar's past slowly begins to surface.
Çınar and his team start investigating a death case in one of the most famous clinics in Cappadocia. But this murder will not be the last. The secret behind the deaths crosses the paths of Çınar and Defne, the daughter of one of the victims.