The On-the-Square Girl(1917)

Anne Blair is a model at a modiste's shop who accepts the attention of wealthy Thomas Brockton so she can help support her invalid mother. One day Brockton tries to force himself on her and she stabs him. Later that day Anne finds out that her mother has died, and delirious from the shock, she wanders out into the snow where she is found, unconscious, by artist Richard Steel.