 Lamarte is on his guard, but her father is willing to pay a very large commission to find the man responsible for the duke's painting, and Lamarte's greed overcomes his caution.Morrell has decided to give up painting (which triggers his murderous compulsion) out of love for Lucille, but Lamarte pressures him into one last picture to make him financially independent.However, Francine recognizes him, having met him briefly earlier at her sister's apartment, and Morrell has no choice but to dispose of her.