Jim investigates the death of a witness inside the station house, and quickly realizes that it's an inside job. When no one on the force can help him, he turns to Oswald for help. Meanwhile, Oswald shows his mother his new club, and Bruce returns from Switzerland and seeks out Selina.moreless
While Norma tries to regain her relationship with Norman, Romero sees whether a former colleague can help him.
While Romero continues to investigate Miss Watson's murder, Dylan is presented with a difficult choice and Norman distances himself from his mother.
As the sheriff collects new evidence on Miss Watson's killer, Norma starts to lose faith in her son. Meanehile, Zane threats Dylan and Norman's friendship with Cody is put under even greater strain.moreless
Norma makes a deal to help prevent the bypass and Cody is trusted with a secret. Meanwhile, Dylan is put in danger as the drug war continues.
Caleb's presence causes Norman concern and leads to Dylan questioning his loyalty to Norma and Norman. Meanwhile, Norma is invited to join the White Pine social scene and Romero realises he is in the middle of a drug war.moreless
When Norma's brother, Caleb, appears, Dylan must help build bridges. Meanwhile, Norman gets to know a townie girl and Norma's battle to stop the bypass gets a new ally.
Norman is encouraged by his mother to join a play and asked for help by Bradley. Also, Romero is under pressure to identify the murderer.
Det. Kennex and Dorian track down the murderer of a "chrome" who, in his quest for perfection, is tapping into the DNA of his victims via a pinprick on the back of their necks.moreless
During Sandra Panitch's trial, Gus and Shawn investigate the murder she allegedly committed.
A deadly illness sweeps through Starling City. When Diggle is struck down, Oliver confirms that the source of the illness is a new version of Vertigo. Tracking down a lead, Felicity is soon captured by The Count, who has escaped prison. Meanwhile, Moira fights for her life in the courtroom against a death sentence, and Laurel is forced to prosecute her when DA Donner is stricken down by the same illness.moreless
Officer Lance asks the Arrow for help in stopping a serial killer who goes after women, and Felicity volunteers to help. However, when their trap fails, the killer captures Laurel. Meanwhile, DA Adam Donner seeks the death penalty for Moira, and Oliver recruits Roy to help him find the Canary.moreless
Rebecca, Doc and Hauser search for an unknown '63 who's returned more violent than before.
When child killer Kit Nelson, a terrifying kidnapper who always returns his victims home - after he's killed them - reappears from the past, the team is in a race against time to catch the man before he kills again.moreless
With the killer seemingly caught the team believe the case is closed, when another woman is found dead matching the m.o. of the serial killer. Sarah unwittingly becomes the target of the real killer.moreless
The team investigate a serial killer who uses symbols relating to black magic to kill female dancers. Sarah happens to fit the victim's description and is sent undercover to lure out the killer.moreless
A rock star hires Balagan to find $200,000 stolen from him – a mystery that also involves colourful groupies, a missing polar bear and the kidnapped grandmother of Danni's estranged husband.