Reborn at fifteen, Sebastian Whitmore vows to rewrite his destiny. He urges Amelia to cherish life, rejects Caroline, and angers Cornelius Whitmore by defying traditions. Exposing Valerie Kensington's corruption, he helps Katherine reorganize the estate. Placed under house arrest for criticizing strict etiquette, he shares a moonlit confession with Amelia. At the Harvest Moon Banquet, Valerie falsely accuses Sebastian and Amelia of a secret romance, but Sebastian counters with proof of her embezzlement. Later confined, Valerie dies suddenly, leaving a blood testament accusing Bartholomew Whitmore. As Sebastian discovers a secret letter, Bartholomew pays an unexpected visit, brewing a hidden crisis.
