Reeling from Ayça's death in the ambush, the team faces an internal crisis. Selim is suspended, accused of murdering one of the captured suspects. Orhan must now investigate his own partner to determine if Selim, blinded by grief, executed an unarmed man for revenge.

The team investigates the hit-and-run death of Emine Çokuysal. The case, which first appears to be an accident, grows complicated when they discover the victim was involved with criminal gangs and that her sister, Funda, is also missing.

The team hunts a serial killer after two disparate murders—a sales clerk who fell from a parking garage and a doctor found dead in a nightclub—are surprisingly linked to a single killer obsessed with Fregoli Syndrome.

Kubilay Gezer, a kind taxi driver, is found murdered in his car while working late to support his newborn. The team investigates whether he was the victim of a random robbery or if his murder is connected to a contentious upcoming driver's association election.

Ruşen Akgüllü is found drowned in the bathtub of her home, which was under renovation. The investigation uncovers suspicious clues, including a carpet in the tub, missing money, and the victim's secret, frequent visits to a maternity clinic.

The team investigates the murder of Nevra İpekoğlu, found in a dumpster. The case escalates when her best friend, Ayda Ersayan, is also murdered in her pool shortly after providing a statement, suggesting the two victims shared a deadly secret.

Businessman Demirkan Yüksel is murdered in his office just before a major tender, and the company's general coordinator has vanished. The investigation focuses on corporate espionage and a broken fingernail found at the scene belonging to the missing coordinator.

The team is on the hunt for a new, brutal serial killer who dismembers his victims and scatters their body parts across Istanbul, forcing the team to find a connection between the victims before the killer can strike again.

Young designer Derya Öz is found dead under mysterious circumstances during her own farewell party. The investigation focuses on her fiancé and family, who were all present when she died, just before her planned move to Qatar.

Mehpare Çınar is found murdered while on a camping trip with five friends, all of whom claim to have seen nothing. The investigation uncovers strange clues, including sand on her clothes from an unknown beach and evidence of black magic found in her room.

The team investigates an apparent car crash on a remote forest road, but the unidentified female victim shows signs of being murdered beforehand. Clues, including deep neck bruises and insect larvae in her hair, suggest the crash was staged.

Müge Uysal, a nanny, is found murdered during the 3rd birthday party of the child she cares for. The team investigates the numerous guests, including the child's mother, the family driver, and a mysterious family friend, all of whom had a motive.

Aesthetic surgeon Serdar Turan is found dead in his residential sauna. The investigation is complicated by the simultaneous disappearance of his alcoholic wife, a recent argument with a patient, and strange clues like flower pollen found in his throat.

The team investigates the murder of journalist Eser Çetin Akkor, who is found shot in front of her home. The case is complicated by her personal life—a pending divorce, a known stalker, and a man who appears claiming to be her secret lover. Simultaneously, the team discovers Eser was about to expose a businessman's link to the suspicious death of another journalist.

Şefik Tahinci, a bureaucrat and known sleepwalker, wakes up in a hotel room covered in blood with no memory. After he calls Orhan for help, his wife is found murdered in another room, making him the prime suspect in a case he can't remember.

Bride Alara Çeliker collapses and dies at the altar during her own wedding. What first appears to be a heart attack is investigated as a murder, with clues involving a bloody veil she refused to wear and conflicts with her new husband, her sister, and the best man.

The team hunts a sniper who is terrorizing Istanbul. After a cleaning worker is shot and killed, a series of seemingly random victims follow. The team must find the connection between the victims and the sniper's vantage point before they can strike again.

Münir Gerçek, a carpentry hobbyist, is found gruesomely murdered in his home workshop with nails driven into his head. The investigation focuses on his missing son, Cevat, a recently opened safe, and clues related to the victim's secret gambling habit.

The body of an unidentified young woman is found in a dark Beyoğlu alley, marked with a strange seal on her wrist. The case is complicated when a man's body is discovered nearby, leading the team to find the link between the two victims.

Reha Tansev is found dead in his garden, but the case takes a bizarre turn when his wife, who has amnesia, insists the victim is not her real husband. The team must uncover the dead man's true identity and motive.

The team's investigation begins with a shocking discovery: a severed hand with a scorpion tattoo left in a refrigerator. The case expands when a full body is found in a car trunk, forcing the team to determine if the hand and the body are connected.

The team investigates the murder of Tekin Sönmez, an organized crime officer, found dead in a cinema restroom. The case questions whether the motive was personal or tied to allegations that he was a mole within the police force

Young businessman Anıl Koçak is found dead after a dinner party, with signs pointing to poisoning. The investigation focuses on his business conflicts and a mysterious painting at the host's home that seems to hold a key clue.

Wealthy contractor Ural Öztunç is found murdered shortly after his annual reunion dinner with three high school friends. Evidence of a struggle, including scratches and foreign hair found in his hand, leads the team to question his friends and his wife.

The team's investigation begins with a disoriented man found wandering the streets, covered in blood that is not his own. Suffering from amnesia, the man holds the only clues—a military dog tag—to the identity of a missing victim.

The death of motorbike enthusiast Bahar Taşkışla in a highway hit-and-run is investigated as a homicide. The team questions why she was on the highway on foot, and clues like strange marks on her chest suggest the accident was staged to cover up her murder.

The body of an unidentified young woman is found buried in a wooded area, with a guitar pick necklace as the only clue. The case expands when a man's body is discovered in the same vicinity, forcing the team to find the link between the two victims.

The team investigates the death of Güneri Kalhan, initially ruled a heart attack. When his suspicious wife requests an autopsy, the case becomes a homicide investigation after his body mysteriously vanishes from the morgue.

The team investigates the death of 18-year-old Aygül Yazgan, found drowned in a shallow puddle in a warehouse. The case is complicated by her superstitious family and a local exorcist, who claim the neighborhood is haunted by djinns.

A man's fatal fall from a construction site is investigated as a homicide, despite the victim being drunk. The investigation reveals the victim was desperate for money to pay for his daughter's medical treatments, pointing the team toward several suspects.

A man is found murdered in the street near an illicit massage parlor, with bullets in his pocket. The investigation escalates when security footage reveals a second victim—a young woman being tortured—forcing the team to find her before she is also murdered.

Trainee chef Nazlı Kural is found brutally murdered and stuffed in a garbage bag at the high-end restaurant where she worked. The investigation reveals that nearly everyone on staff had a motive to kill her.

Six months after her husband's suspicious death, Melike Altay is found dead in her tub. While her family claims suicide, Melike's own belief that her husband was murdered prompts the team to re-investigate both deaths as a double homicide.

The team hunts a potential serial killer after teacher Akasya Erçin is found murdered on her apartment roof, her body ritualistically mutilated. Orhan brings in a criminal profiler to help catch the killer before he strikes again.

The team investigates the murder of graphic designer İlkan Bakırcı, found with his throat cut in his office. The case is linked to a nearby hit-and-run, where the victim was a sex worker from his office party who likely witnessed the murder.

Paparazzo Arif İstek is found murdered in his home, and the memory card from his camera is missing. The team investigates whether he was killed by a rival or one of the high-profile celebrities he was about to expose.

The team investigates the horrifying case of a married couple, Bayram and Hafize Baltalı, who were buried alive in a forest. The case becomes a desperate race against time to find their baby, Ahmet, who is missing from their home.

Fitness instructor Peker Balcı is found dead in the gym, his head crushed by a weight machine. The team investigates if the death was a tragic accident or a deliberate murder staged by one of his many clients or his jealous fiancée.

The team investigates the tragic case of two missing children. 9-year-old Peri is found strangled at a construction site, and the team races to find her 6-year-old brother, Sümer, before the abductor kills again.

The team investigates two seemingly separate murders on the same night: a hotel receptionist and a textile workshop owner. The investigation links both victims to the workshop's illegal sandblasting operation, which causes fatal lung disease.

The body of Bora Laleli is found on coastal rocks. The autopsy reveals a strange fact: he died of a heart attack before being thrown from the cliffs. The case involves his affair with a missing nurse and a TV hypnotist.

The investigation of a car crash takes a turn when the team discovers the male victim found at the scene was already dead in the trunk before the accident. The case focuses on the driver, İrem, and a speed dating event she and the victim attended.