 British general Captain Walter Butler (Lionel Barrymore), a loyal and ruthless supporter to the king, leads the Iroquois Native Americans in viciously barraging attacks against the settlers, including the massacre of women and children, who are siding with the Revolution.In Lexington, Massachusetts, Nathan Holden (Neil Hamilton) works as an express rider and minute man for the Boston Committee of Public Safety.At a mission to deliver a dispatch to the Virginia legislature, he meets Nancy Montague (Carol Dempster) and falls in love with her, but her father Justice Montague (Erville Alderson), a Tory judge, is not impressed with the rider.