As a young woman in Paris after the war, Phryne posed for the famous artist Pierre Sarcelle. Now, 10 years later, Sarcelle's widow arrives in Melbourne asking for her late husband's paintings. When she suddenly disappears, Phryne discovers the connection between Mme Sarcelle and the death of an Australian war veteran who witnessed the ‘accidental' death of Sarcelle at Montparnasse train station. As Phryne delves into this investigation, she remembers her own days in Paris and her first love. The two worlds collide as Phryne tracks down the murderer – but Jack is the man who gives her the courage to confront her past.