Siren is part of a group of renegades in a world that's primarily run by gangs. While setting up a bomb in an old government building, she finds recordings of her parents being interrogated just hours before their execution. After doing some digging, she learns that the man in charge of the interrogations is now the leader of Soltar, the strongest Gang in Terallia. Furious, Siren embarks on a quest of vengeance, finding help from an unlikely friend.