Capturing The Bodyguard's Heart — Sara Hantz

Independent Lexi Turner finds saying no to men easy, but when her dying grandmother begs her to search for a family heirloom Lexi feels obliged to find the missing emerald necklace for the woman who raised her. However, her research takes a dangerous turn when it leads her to a mysterious Russian billionaire who will only talk to her on his private yacht.

Ex-marine Spencer Marsh is determined to bring down the sex trafficking ring that abducted and killed his sister and he's just about to succeed when he sees Lexi walking right into the middle of the operation. Part of him knows if he stops her his cover might be blown, but if he doesn't she might share the same fate as his sister. And as they are thrown together into the Russian underworld the stakes and their attraction to each other deepen to dangerous levels.