Velma finally gets a well-deserved night off, but the crew can't solve the mystery without her! Daphne gets taken over by a strange power that wants Velma out of the way. The Daphne drone ties Velma up and mesmerizes her into being a dumb bimbo, filling her up with a mysterious pink gas that wipes away her intelligence and progressively expands her tits! Soon she's left as a mindless horny bimbo, bouncing her new huge tits and swearing herself to her new master.