In 1933 Boston, young Claire Healey witnesses a terrifying argument between her socialite mother and industrialist father, leading to her mother's sudden disappearance. Sent away to New York with her spirited aunt, Claire grows up shielded from her past. Nine years later, she returns home, only to find the world embroiled in war and a mysterious, commanding stranger named Carsten Reiniger dominating Boston's elite. As Claire delves into Reiniger's identity, she uncovers a dangerous link to her family's troubling secrets. Can she trust this enigmatic man, or is he merely loyal to his hidden agenda? Unravel a gripping tale of espionage, family secrets, and wartime intrigue.