When Jenna Peterson signs on as personal shopper-slash-assistant for top superhero The Machine, she's disgusted to learn of his philandering ways against his wife Rapido, the second most powerful superhero in the area - and he's cheating with Jenna's cousin, to boot! But when The Machine gives Jenna the opportunity to safeguard the changing crystal, a jewel that grants or changes superpowers, Jenna jumps on the opportunity, eager to do this so-called and "cake and " job that will help her earn more street cred with the Midwest League of Superheroes.The League pairs Jenna up with a bodyguard, the dark, mysterious, and thoroughly grumpy Vigilante. Their personalities are oil and water, but a deep attraction pulls them together, even if they don't fully trust one another.Soon, Jenna learns the threat to the changing crystal is all too real, and the list of people she can trust grows shorter by the minute. But when she discovers something even more sinister afoot, involving Vigilante's sexy arch nemesis Dementrix, it'll take all her skills to keep the mad villainess from executing her plan to unmask the world's superheroes...especially when Jenna accidentally becomes one herself.