Oliver tente de protéger Star City après la violente attaque high-tech de Cayden James. Le ton monte entre Dinah et la nouvelle équipe au sujet d’un nouvel allié.

Les événements s’intensifient lorsque Felicity et Oliver sont tous les deux piégés dans le bunker. Pendant ce temps, Lyla et Diggle doivent gérer leurs problèmes martiaux…

The growing tension between Oliver and Diggle puts both their lives at risk when they go after Damien Darhk and a H.I.V.E. deployed meta-human. Meanwhile, Laurel talks Thea into returning…

Ra’s tells Nyssa that she must marry Oliver or face death. Meanwhile, an unexpected ally travels to Starling City to ask Diggle, Felicity, and Laurel to help infiltrate Nanda Parbat….

A mysterious archer known as Komodo appears in town and begins skewering businessmen. Meanwhile, Oliver worries about Thea, which forces Roy to tell him the truth about why she left…

As Laurel continues to unravel, Oliver and Lance try to convince Sara to stay in Starling City and finally reunite with Laurel and Dinah. However, Sara’s fellow League of Assassins…

Oliver puts Sara Lance up at the manor and soon discovers that she doesn’t want to contact her family… both because she would put them in danger, and because she…

Thea is in trouble with the police after she gets caught using a drug called « Vertigo. » Oliver thinks the only way to keep her out of jail is to find…