Sıfır Bir: Season 5

After his losses, Savaş decides to stay away from the neighborhood for a while to rest. However, after Cio's death is revealed, the neighborhood gets mixed up and Savaş returns to the neighborhood after a long time. Sami's brother Salim and his friends are planning their last and biggest attack on the Hürriyet District.

Savas, who killed Salim, is arrested and send to prison. In the neighborhood, a great chaos occurs after the events that took place. Savaş is in the prison, while Cihat and Gökhan are fighting outside.

Gökhan makes a big move by turning his casino idea into reality. Meanwhile, the enemies plan a new attack on the Hürriyet District. Savaş is faced with the tormented days of the prison warden and the chief guard as he tells the inspector who comes to the prison everything that goes on in the prison. Savaş, on the other hand, comes together with his ward mates and make plans to counter this cruelty and persecution.

While Savaş and Azad are transferred to another prison where much worse conditions prevail, Nesih and his friends, who are betrayed by Necip, cause chaos in the prison. As Gökhan and Cihat devise new plans against their enemies, Cihat's cousin Abbas comes to visit Cihat.

Burak and Cengo will be questioned by Gökhan as a result of their fight with Ozi. This situation will further strain the nerves already tense because of Gökhan. On the other hand, Savaş and Azad, who don’t want to have drugs in their new prison ward, will make many enemies.

Difficult times await Savaş, due to the war he started against drugs in prison. Savaş and Azad confronted Zahit and his men. On the other hand, Burak and Cengo, by force of taking money from Gökhan's loan shark friend, will cause their relations with Gökhan to be further strained.

The mistakes made by Gökhan will gradually begin to be noticed by those in the neighborhood and by Nesih. Gökhan, who gets the news of all this, will want to set his own rules and will cause separations. Savaş, who openly declares his rules to Zahit and Necat, will fall into the middle of a brand new conflict that will take place in prison.

With the discovery of Doğan's body, Gökhan's true face is revealed. Gökhan plans an attack on the gang to protect himself. Cahit learns the ugly truth about his cousin Abbas from Bengü. In prison, Zahit and Necat carry out the attack they have planned for a long time against Savaş.