Watch Arrow Season 2 Episode 9 - Arrow S2 E9 Online After a fight with Cyrus Gold AKA the Acolyte, Oliver is drugged and left for dead. Decided to treatment him, Felicity makes a risky decision. The treatment causes Oliver to hallucinate, and what he sees forces him to confront his past. In the meantime, Barry Allen continues to help Felicity, and their connection grows stronger. The Arrow asks Quentin to look into Gold, but when the stakeout on Gold goes unhealthy, somebody is killed. Roy is captured and tortured by Brother Blood.