After a kiss with a mysterious stranger gets out of control, sensibleacademic Sierra Gibbs is both frightened and excited by whatsecurity specialist Ryder Kane does to her. When Ryder seduces her on her cell phone, Sierra experiencessomething even more shockingly sinful. And she wants that kindof thrill again...and again.Sierra knows Ryder would make the perfect sex partner. His lineof work requires him to be daring and impulsive--exactly whatshe wants in bed.But when she gets caught in the middle of the dangerous casehe's working on, even the bold new Sierra isn't sure she canhandle a man like Ryder. That is, until Ryder starts calling in somefavors of his own...