An island estate. A century-old murder. A legacy that won't stay buried. 1922 - Six-year-old Margaret Sinclair's innocent proposal-"Marry me"-to eleven-year-old Johnny after he saves her life becomes a vow she carries in her heart. Johnny is her measure of honor and trust. But when her powerful grandfather, a lumber baron on Drummond Island in northern Lake Huron, fires Johnny for refusing to betray a thief, their lives are torn apart. Because she's the only girl in this rugged north Michigan landscape, Margaret is sent away to boarding school and separated from her beloved grandfather. Years later, newly engaged and eager to restore her family's abandoned estate, Harbor House, Margaret returns to Drummond Island. But in bringing Harbor House back to life, she unwittingly places herself in danger, hiring a man whose hidden ties to criminal activity threaten not only her safety but the lives of those she loves. 2025 - On her thirtieth birthday, Detroit librarian Hunter Marshall receives an unexpected gift: an ancestry website membership, complete with her DNA results and a family tree-one she never created. In opening the account, she learns the shocking truth: she was adopted. Days later, she loses her job, a violent storm ravages her home, and her dreams of starting a bed-and-breakfast collapse under mounting costs. Then a lawyer arrives with even more startling news-Hunter is heir to the Sinclair estate, including a secluded island and Harbor House, the site of an unsolved century-old murder. Accompanied by her two best friends, Hunter travels north, where long-buried secrets stir. But restoring Harbor House awakens more than memories. It calls forth dangers that echo the past, pulling her into a web of mystery, betrayal, and ghostly whispers that refuse to stay silent. A gripping split-time novel, Harbor House: Deadly Intentions follows Margaret Sinclair and Hunter Marshall, two women separated by a century yet bound by peril, legacy, and the haunting secrets of Harbor House Island.