So how exactly did the superhero Voltra manage to become pregnant with a supervillain's baby? Discover the truth behind the world's worst one-night stand and how the child's mega-evil father reacts. It really doesn't help matters that Voltra's sidekick/little sister thinks it's hysterical that her big sis has been knocked up by a supervillain and her mom's probably going to kill her when she finds out. Then see Voltra face her toughest challenge yet: surviving a superhero baby shower. A baby shower that's been gate crashed by... him?!?!