In Ireland, in the 1840s, Clare Mulqueen dreams of riding as a masked rebel with her father, the chieftain of a secret society rebelling against the English. Clare's beloved grandfather is against her riding as a rebel, but she remains determined and after her father's murder, she takes his place in the saddle. Rebellion is bloody, violence begets violence, and Clare is condemned to death on the gallows...once again in the saddle, she takes flight...