After two days of amazing bliss, Lucas has another proposition: his band, Your Toxic Sequel, is going on tour with Wicked Lambs, and he wants her with him the entire time. Sienna agrees to work wardrobe and be his official girl. Life on the road isn't easy. Not only does Sienna have to deal with Lucas's band members, but she's also forced to be around Cilla, the lead singer of Wicked Lambs, who's clearly in love with Lucas. Despite horny band mates and a persistent gorgeous rock goddess determined to sink her claws into Lucas, Sienna stays by his side. Then the threats start. Lucas's ex-wife, Sam, isn't happy that he's moved on, and Sam begins harassing Sienna. To protect Lucas, Sienna keeps quiet, since she knows how terrible Sam is for his music. It's not until Sienna is attacked by a crazed YTS fan hired by Sam, and Sam starts to aim her verbal threats at Sienna's grandmother, that Lucas finally reveals his secret. And it's a big one ...