When disabled ex-Marine Mark Graham reconnects with his best friend's sister, he finds himself falling in love. But Beth Martindale's presence is a constant reminder of events he'd rather forget. Mark wants to move forward, but the secrets surrounding her brother's death, as well as his own confinement to a wheelchair, threaten to tear them apart.

When a psychopath who calls himself The Knight fixates on Beth, Mark is determined to give her the protection he failed to give her brother on the battlefield, yet he discovers that a wheelchair isn't the only impediment he has to keeping Beth safe.

Will terror win, or can Mark find the strength of mind and body to rescue Beth and find his own redemption?