Çember

The first episode of the second series, is about to solve a double murder which includes story of Syrian immigrants and human traffickers.

The body of a police officer, Ekrem found in a dumpster, in Tarlabaşı. When Cumali finds out that his closest friend Ekrem is dead, he fall apart and will not rest until he finds the killer.

Three people from the same family were brutally murdered in a villa. Mehmet, whose life is ruined because of his gamble addiction is considered to be the murderer.

Two female bodies are found in a luxury vehicle by the lake. Begum, one of the victims, is a successful doctor, and Elif is a escort.

A red suitcase with bones inside is located in a dam after the tied. After the investication, it is determined that the bones belong to a young girl. Ersin, who learned the incident, suspects that the bones from the suitcase may belong to his wife, who disappeared 6 months before the incident.