Undercover Protector by Melinda Di Lorenzo

He lives by the law. She's dodging death at every turn.

Craving closure from the blaze that took her father and her memory, Nadine Stuart returns home hoping to find peace. But the nightmare begins and the only thing that saves her from being pulled into the inferno is Anderson Somers' determination to protect her. The undercover detective's hot on the heels of a killer – and every instinct tells him Nadine will be the next victim.