Priscilla Latham Grant has inherited a lighthouse. She loads up her SUV, says goodbye to her lifelong home in Kansas, and heads as far east as one can possibly go without swimming! On the quaint and historic island of Martha's Vineyard just off the coast of Massachusetts, Priscilla comes face-to-face with adventure—one that includes rediscovered family, new friends, old homes, and head-scratching mysteries that crop up with surprising regularity.