Rydia taps a button on the pedestal, as an anti-gravity vaccuum Immobilizes Chris in place, and she says "Here we've got the casual male student, un-witting, and un-aware of what we females can do if we're attracted to them, but some of us...have an even darker urge than just mere sensual pleasure. this urge reveals itself as 'Unbirthing' or in scientific terms "Reverse Pregnancy." and she was writing these terms on the blackboard for her students to study off of.