Can they afford to fall in love? Aidan O'Brien is at the top of FBI agent Grace Malone's suspect list. Yet after looking into Aidan's case, Grace decides to accept his help with the investigation. Their instant attraction is intense, but they can't act upon it until Grace clears his name. But Aidan has his own agenda: protecting Grace from the killer's reach...and preventing her from uncovering a secret he's determined to take to his grave.