In The Highland Heir’s Castle , newly widowed Lady Catherine Harrington travels to the Scottish Highlands to claim an inherited estate—only to face Euan MacAlpin, a chieftain determined to reclaim his ancestral land. Trapped together during a storm, Catherine and Euan uncover secrets that tie their families—and hearts—closer than either expected. As passion ignites and loyalties clash, they must decide if love can overcome the past and forge a future between two proud, warring legacies.