In "Code of Silence," the next episode of "Arrow," Oliver's mayoral bid heats up, even as he learns about HIVE's plan to destroy Team Arrow. Oliver's campaign isn't the only thing getting serious; Lance's relationship with Donna continues to build, which makes him wonder if she'd be safer without someone so entangled in Damien Darhk's war.
"Code of Silence": SECRETS AND LIES -- Oliver (Stephen Amell) and team uncover HIVE's plan to take out Team Arrow once and for all. With HIVE's next attack imminent, Lance (Paul Blackthorne) wonders if Donna (guest star Charlotte Ross) is safer without him in her life. Meanwhile, with the wedding fast approaching, Oliver begins to feel guilty that he hasn't told Felicity (Emily Bett Rickards) about his son. (#414). Original airdate 2/17/16.