While their parents are away, a perverted brother drugs his innocent sister and has sex with her to the brim! Her pussy juices leak out as she is drugged and she trembles in convulsions, arching her back in ecstasy! He gags her and fixes her to a vibrator, leaving her alone until she orgasms! He ties her up with a collar and makes her eat him like a dog. He gives her a deep throat blowjob with twin tails! He breeds her endlessly! The aphrodisiac effect turns her whole body into an erogenous zone... She becomes her brother's sex slave and goes crazy!