Megan’s Mate by Nora Roberts

Megan O’Riley moved to Maine with her nine-year-old son to give them both a fresh start. As a cherished sister-in-law to the Calhoun family, she has been entrusted to help out with the restoration of their coastal mansion, the Towers. Although determined to put her unlucky love life behind her, Megan finds her compass thrown off course when the perfect storm known as boat captain Nate Fury helps guide her desires to true north.