When Rıza Baba, Mesut and Hüsnü are about to capture the gang leader Tefo, they are prevented by Chief Prosecutor Ramiz and arrested on false charges. While Prosecutor Ramiz acts as Tefo's partner who fled abroad, it is a matter of curiosity whether the team will be able to get out of prison. Hakan, Aylin, Selin and Zeki try to support them from the outside. While all this is happening; unsolved murders of women are taking place in Istanbul. The team is left out of the investigation. Will the team take any action against this situation? In addition, Chief of Police Candan Ceylanlı unexpectedly joins the team.

As our team pursues a serial killer, the bloody murderer is looking for new victims. Çebi stays on Zeki's tail. Mesut senses something strange about Zeki.

When the chief physician Dr. Faruk is murdered, attention turns to a suspicious immigrant. The people of the neighborhood attempt to lynch the immigrant whom they think is the doctor's killer. Meanwhile, Forensic Medicine, which examines the knife used in the murder, will add a different dimension to the investigation. Nazike learns that Şule is taking the exam to become a police officer. Şule is very afraid that her father will find out about this. Nükhet wants to take Kaan to Izmir. But Hakan is not ready for this. Çebi wants to use Zeki for his dirty work. Zeki has no other choice. Selin has been exhausted lately and needs to take care of her pregnancy.

Rıza Baba and the team go after the contractor who built defective houses. Homeowners rise up against the contractor. Candan confronts Mesut and tells Rıza Baba that he doesn't want to work with Mesut after the events!

When Attorney General Ahmet's son Uzay wakes up after a nice night with his girlfriend Defne, he falls into a nightmare. This will be a process that will lead to the removal of Chief Prosecutor Ahmet from his seat. Selin starts to lash out at Mesut under the stress of her pregnancy. Mesut, on the other hand, cannot agree with Hüsnü about Candan. Gülo continues to stay with Candan. Candan takes the little girl under his wing. Hüsnü still has concerns about Şule becoming a police officer. That is why he is very harsh towards his daughter. Hakan's mind is on his son in Izmir. He constantly argues with Aylin about moving to Izmir.

A missing child... A village full of secrets... Sins that everyone knows about but no one dares to speak of... What is the crime, and who is the culprit? With unanswered questions and darkness deepening by the moment, Rıza Baba and his team face one of their toughest challenges yet. Because the state owes justice to its children, and the time for reckoning has long since arrived.

Years after becoming a victim of fate due to an unfortunate incident involving his daughter, former boxing champion Osman is released from prison. Now, he must rescue his son from the trouble he’s gotten himself into. Meanwhile, Mesut and Selin learn the gender of their baby. Selin plans to reveal the news to Mesut at a party attended by all their loved ones. Gülo begins to adapt to life in Istanbul, but visitors from Urfa disrupt his peace. The team, working to take down an illegal boxing gambling ring, prepares Fiko to go undercover as a boxer.

The recent surge in attacks on police officers catches the team's attention. With the help of a hacker, they investigate potential connections, only to uncover a chilling truth behind the incidents. Meanwhile, Gülo being under Candan's protection troubles his father back in Urfa, but Candan refuses to give up on him. Nazike tries to help an elderly man who was robbed, but the thief ends up becoming a problem for her. Hakan discussing his transfer with Rıza Baba unsettles Aylin. During an operation, Aylin finds herself in a situation that will leave her struggling to cope for a long time.

Young Aybüke is harassed by two thugs while walking home from work. The team rescues her and delivers an unexpected lesson to the culprits. Aylin and Hakan are questioned about Tasma's death, leaving Aylin worried that her secrets might come to light. Meanwhile, Tasma's lover, Pelin, is plotting to ruin them. Following the attack on Aybüke, another case of violence against women comes through on the team's radio. This time, it’s a murder, and there’s also a missing girl involved. Undercover officer Ufuk faces marital issues due to his assignment and ends up abusing his position of power.

Selin and Mesut are deeply shaken by the loss of little Alican. Aylin and Hakan engage in a dangerous game against Pelin, who is threatening them with blackmail. Meanwhile, Nazike starts babysitting at home, but when things spiral out of control, Hüsnü’s reaction is swift and inevitable.

The discovery of a young girl’s body in a neighborhood predominantly made up of followers of the same religious community stirs both public outrage and the team's determination. When the incident is revealed to be a murder disguised as an accident, suspicions center around the sheikh and his family. With every step taken in the investigation, every new piece of evidence, and every suspect apprehended, another crime committed within the community comes to light. As the sins hidden under the veil of religion are exposed, Rıza Baba and his team face pressure from various institutions. Yet, as always, they remain steadfast in their pursuit of justice.

As Aylin counts down the days to her freedom, Selin and Mesut eagerly await the arrival of their baby. When that day finally comes, the team experiences both joy and tears, while also facing the daunting task of taking down a gang of baby traffickers. But will baby Ayşecan be saved from the clutches of the gang?

Despite being in the prime of her youth, Demet faces several struggles in her life. The team digs deeper into her circumstances and uncovers the existence of an unimaginable criminal gang. Meanwhile, Şule starts working at the precinct, and Hüsnü continues to worry about his daughter. Elsewhere, a relative of Nazike passes away, and the woman’s final wish leads to unexpected trouble for Nazike.

An intelligence agency successfully neutralizes a terrorist cell that has been under surveillance for a long time. Documents recovered from the safe house raise suspicions that one of the Defense Industry’s leading companies may be targeted. A joint operation between the gendarmerie and police initiates a race against time to prevent the attack. Drawing on their extensive counter-terrorism experience, the team takes a frontline role in the mission. “The state does not seek revenge, but settling scores is customary.”