 In the twist ending of the book, however, it is revealed that Silver's agent is not only actually an agent of S.H.I.E.L.D., but Vulture's daughter, Valeria Toomes, now an adult.Toomes scoffs at the notion that he wouldn't recognize his own daughter and privately concedes to having been responsible for the entire plan, in order to protect her identity (which was also on the disc).As she leads him to be taken away in a S.H.I.E.L.D.