I didn t completely trust the word of a madman, but still I jumped for Beth. Feisty seventeen-year-old Lilith Lane has a dreamy boyfriend, a wicked tongue, and a talent for solving mysteries. When her little sister, Beth, goes missing, that talent is put to the ultimate test. And when Lilith s only lead is a reality-bending rooftop portal to an alternate universe, she s willing to make the leap. Aided by local mad scientist Dr. Hammer, Lilith searches for clues in a parallel version of her hometown, Mirabilis, racing against the clock to rescue her sister from whoever snatched her. Among the suspects: her adulterous father, a wacked-out guidance counselor, and a scheming beauty queen. To complicate matters, when Lilith zaps into the alternate reality, she finds that she s not quite herself, and if she stays too long, she might not make it back. But maybe that wouldn t really be such a bad thing..."