Artist Standish using his wife Mary as his model finishes a painting of the Madonna. When the Connoisseur and the Parishioner inspect the picture, the Connoisseur tells Standish that the model was a one-time paramour. Buying the painting they depart. Standish confronts Mary, who tells him that she believed herself legally married to the Connoisseur. Unbelieving he ejects her and their baby son. Penniless Mary leaves her boy on the steps of a monastery. Years later before becoming a monk the boy is sent to see the world. Wandering into a café he is seduced by Beauty as the other inmates of the place, Lust, Rum, Avarice and Passion dance around him. The proprietor enters; it is Mary. Recognizing the crucifix, she left with him as a baby she persuades him to go back without revealing her identity. After he becomes a priest Mary, now a bedraggled old woman enters his church. She recognizes him and just before she dies her son gives her absolution.