John Douglas divorces his wife, taking custody of their son Kenneth and leaving her with their little daughter Kathleen. Mrs. Douglas dies in poverty, and Kathleen falls in with crook Jack Baggot and his wife, who teach her how to pick pockets.

Real life outlaw Al Jennings tells a "real" story about how he came to the aid of a woman who was abused by her alcoholic husband.

A silent 15-part movie serial.

A 1917 movie serial

The Red Circle is a birthmark, on the hand of the heroine, noticeable only in times of stress and excitement, which forces her to steal, leading to no end of complications and intrigue.