From the "New York Times" bestselling author of "With This Ring" comes a Wicked Worthington novel of love that defies reason... Intelligent and driven, Orion Worthington aspired to be like his mentor, the acclaimed scientist Sir Geoffrey Blayne. Logically, Sir Geoffrey s daughter would be Orion s perfect match. So why can t he keep his mind off the unruly girl who works in Sir Geoffrey s lab? Orphaned fire-cracker Francesca Penrose hopes that London is modern enough to accept her brilliant mind despite her womanhood. But she can t help noticing Orion s mind...or his body. So they decide to run an experiment: if they give in to their passions, their attraction will simply fizzle out, with no impact on their hearts...right?"