Commitment-phobic bomb technician, Sabrina Morgan, flies unexpectedly into the arms of firefighter, Jake Donovan, seconds before a bomb explodes. This was her first failure, and in Jake's sizzling embrace, Sabrina is grateful for his comfort in helping her hide her secret fear of explosions.Jake falls in love with the passionate but emotionally wounded Sabrina. He thinks she is perfect for him. Also, who better than a bomb technician will understand and support his dangerous career as a firefighter? Looking to settle down and start a big family like the one he grew up in, Jake pursues Sabrina, who can't tell him her other big secret: she can't have children.Sabrina negotiates a tenuous affair with Jake as she tries to stop a serial bomber from detonating any more bombs in their small city outside of Boston. Her enemy's ultimate goal is to kill her for surviving a tragedy in her past.