Bleubrutal and Rosebrutal, siblings bound by blood and forbidden desires, find themselves alone and horny. Michelle, the elder, begins touching herself, her fingers dancing over her wet pussy and full ass, trying to keep quiet. But her brother bursts in, catching her in the act. Angry words fly, but soon give way to mutual lust. Naked, Michelle drinks in her brother's thick, straight cock as he jerks off. She imagines it inside her, and just as they're about to act, someone interrupts, leaving them frustrated but eager for more.