Francis is a successful crime writer who moves to Venice to work on his next novel. When he meets model-turned-real-estate-agent Judith, he is instantly infatuated. Francis and Judith eventually marry and move to a remote house on Torcello Island, but Francis' newfound happiness hinders his writing. Obsessing over what Judith does while at work, he hires a young ex-convict to investigate. As Judith's sexual past is revealed both men become increasing fixated on the mysterious woman.