Mary Lynde (Theda Bara), a young and innocent girl, unaware of the wiles of men poses for artist Felix Benavente (Sidney Mason), meets Robert Sinclair (Hugh Thompson) who has no problem seducing her and she is soon pregnant. The caddish Sinclair betrays and deserts her and her stern father is none to pleased with poor Mary either. The death of her baby causes her to sink to the lowest depths, where she is found by Felix in his search for a model to represent the end of bad-choice path. The appearance of Sinclair and his fiancee at the studio brings Mary a desire for revenge and she forces Sinclair to set her up in an apartment and service her never-ending desire for money. To do so, Sinclair is forced to steal and, with evidence of his crime, Mary makes him promise to marry her. But on the morning of the wedding Mary comes to the church and tells all. Sinclair departs in disgrace and Felix goes to comfort poor Mary.