In San Francisco’s Chinatown in the 1890s, a singer known as the “Frisco Doll” is a woman kept by a wealthy Chinese man. When she tries to flee her golden cage, she stabs him in self-defence. Doll heads to Alaska by ship and the captain promptly falls in love with her. Also onboard is the missionary Sister Annie. Headed to Nome to save the settlement house there, she befriends the amoral adventuress. When Sister Annie dies suddenly, and with the police hot on her heels, Doll assumes the missionary’s identity. Using charisma and charm, Annie/Doll revives interest in the Klondike mission, and draws the romantic interest of a detective