Strangers in the Avalon Dunes (A Meg Daniels Mystery) by Jane Kelly
After the turbulence of her last adventure, Meg Daniels swears she never wants to help someone find a lost loved one ever again. She settles into a lazy routine in an upscale home in the high dunes of Avalon, New Jersey, that is owned by a friend who has asked her and her fiance, Andy Beck, to housesit for several months.