Subsequently, while hunting for items to fund his habit, Steve discovers Palmer's actions and approaches Lisa with a blackmail plot to entice Palmer into a compromising sexual situation (e.g. BDSM), which Steve could videotape and use to extort money from his landlord. Lisa, however, becomes fond of Palmer who soon feels able to confide in her his own sordid secret. Having taken a similar unhealthy interest in his sister in his youth, Palmer (when discovered) had murdered his sister, concocting a convenient tableaux to shift blame from himself.