Dr. Rebel and Dr. Lucy have been working hard in their laboratory and Dr. Naomi is visiting today from the clinic to view the fruits of their labours.  Once Dr. Naomi arrives, Dr. Rebel orders Dr. Lucy to wheel in the experiment!  In rolls a rat furry on the slab that is prepped for today's conclusion of years and years of research.  Dr. Rebel, clad only in a lab coat, is ready to warm up the rat furry for breeding.  The medical team starts with tasting the rat furry's cunt to ensure it is the right time to breed.  Then, Dr. Rebel plunges his hard cock in and fucks the furry with a fury as Dr. Lucy and Dr. Naomi strip down to reveal two pairs of perky tits and two warm, wet pussies.  They take turns sucking and fucking Dr. Rebel's cock until he is ready to give the rat furry a big creampie.  Dr. Lucy collects a sample from the rat furry's dripping cunt to test at the lab...