His Only Obsession (The Protectors, #28)

After her father's disappearance, Gwen Arnell was desperate to find him-- even follow his route to a legendary island. She would do anything to shield him from harm, but who would protect her from the sensual private investigator who'd just become her unlikely rescuer? Ex-CIA agent Will Pierce came to Puerto Nuevo for a missing-persons case and didn't expect a beautiful partner. The paradise teemed with unseen perils, and Gwen could be the key to both their missions. As mortal danger found them, Will realized just how far he'd go for a love that had become his most passionate obsession-- . Rated '3/5 - Open door' for steam/spice/heat level.