Anna and Mikala witness a drive-by shooting in which a random woman is seriously injured and later dies. However, Eva believes that the woman was not meant to die, but that they were targeting an immigrant, Ali, who was also at the scene - He is a former member of the Black Cobra, and Eva believes it was an internal fight, but Ali won't say anything. Meanwhile, Martin's last day at the station, but he can't get used to the idea of no longer being with the police, and during his farewell event at the station he suddenly leaves - and Anna can't get in touch with him. On patrol, Anna and Mikala pursue a car carrying three immigrants wanted in connection with the murder. One of them, Hassan, gets away, but Mikala manages to threaten one of the others into saying that Hassan was the shooter - and that he also shot Ali, who lies dead in the boot of the car.