At the turn of the 20th century, tensions in Europe are rising. After the death of her son Norman John, Margaret, a young woman trapped in a violent marriage, flees to Europe with her young daughter Nonn.

Margaret works to make ends meet and return to Nonn. An opportunity to move in with a family and become a horse trainer finds Nonn tangled in a web of temptation and betrayal.

Now a musical performer in the streets of Paris, Margaret finds powerful backing from a wealthy benefactor.

In an effort to restore her reputation, Margaret has 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 in a torrid affair with the powerful Castello. When she meets prestigious art patron Sergey, Mata Hari finds herself at another crossroads.

In 1910, Mata Hari discovers an intimate betrayal, drawn into a web of double-crossings and murderous cover-ups.

As World War I dawns on the horizon, Russian intelligence tights its investigation into German spies.

In 1915 Paris, Mata Hari finds herself tied to a brutal murder. Soon, French police are following her every move.

Facing tragedy, Mata Hari fights for justice, and plans a potentially explosive book with Lenoir.

As violence explodes in the streets, Mata Hari finds her affairs and alliances bringing her closer to danger.

Facing prison time for espinage, Mata Hari fights for her freedom.