As far as Odelia Frank is concerned, her heart went into lockdown the day her agent-husband was killed in action. Then Jagger "Jag" Benney is assigned to help her investigate a notorious arms broker, and the invincible intelligence officer feels a glimmer of vulnerability she hasn't felt in years…. Despite their chemistry, Jag has his own suspicions about Odie, and the secrets he knows she's hiding. But as a deadly conspiracy explodes, Odie will have to decide if her too-quiet, too-clever, too-sexy partner is someone she can trust—or just a terrible reminder of what happens when you mix duty and love.