Season 4

The officers of the homicide bureau team after Behzat Ç. get into all kinds of trouble and the officers of the team start to be murdered one by one. During these events, Behzat starts to live an ordinary life on his own and his mental health deteriorates. Behzat, who is dealing with the hallucinations of his wife Esra, who fell victim to an unsolved murder, will return to the field with an offer from Ercüment Çözer and Memduh Başgan.