Oliver Queen didn't spend five years on an island alone. He spent five years on an island with Rebecca Carson. She started as a sweet, innocent daughter of a marine biologist but five years on an isolated, insane island changed her into well, in the words of Oliver Queen, changed her into something else. Three years after the rescue, Becca returns to Star City to get revenge on Damien Darhk. She reunites with Oliver and meets the rest of the team, some welcoming and some......not. Becca struggles with finding her place in Oliver's new life, in addition to an ancient internal conflict she's been battling for years. With help in unexpected places, Becca joins the team as Viper and might just be the essential key to take down Damien Darhk. But will something else get in her way? Someone else? The tortured killer not only must face a destructive war threatening to take the lives of those she's grown to love, but the infuriating yet troubled hooded vigilante: Roy Harper.