After being attacked late at night, Anna Grant suffers from amnesia, forgetting everything about her three-year marriage to Wyatt Shaw. Upon waking, Anna discovers she has been treated coldly in the marriage, and Wyatt has even humiliated her based on the slander of his unforgettable past love, Isabelle Sutton. Although her mother-in-law has always been on Anna's side, Wyatt's actions leave her disheartened. Ultimately, Anna decides to get a divorce, leave the Shaw family, and start a new life.