Book excerpt: Set in the devastating aftermath of Season Five and leading into the thrilling events of Season Six... ARROW: FATAL LEGACIES ...reveals for the first time what occurred as Team Arrow resumed its mission to protect Star City. Those who survived Prometheus’s trap on Lian Yu discover that Chase’s revenge continues far beyond his death. Sara Lance returns, Dinah Drake accepts the mantle of Black Canary, and the entire team hits the streets again. There can be no rest in this collaboration between Arrow Executive Producer Marc Guggenheim and author James R. Tuck, for if Chase’s deadly legacies can’t be stopped, countless more will die. ARROW and all related characters and elements © & TM DC Comics and Warner Bros. Entertainment Inc. DC LOGO : TM & © DC Comics. WB SHIELD: TM & © WBEI. (s15)