Trying to restore her reputation, Margaret enters into an arranged marriage with Astruc. In Paris, she runs a flower shop, but a world of danger and darkness lies beneath the veneer of happiness.
Margaret is now Mata Hari, a superstar performing artist having a torrid affair with the powerful Castello. When she meets prestigious art patron Sergey, she finds herself at another crossroads.
At the turn of the 20th century, tensions in Europe are rising. After her son Norman John dies, Margaret, a young woman trapped in a violent marriage, flees to Europe with her young daughter Nonn.