Who let the transvestites out? After being released from prison, they are still searching for enough money for their Moroccan sex change holiday. Which is where Nanvel comes in. Her new invention, the optical diet machine, lets the user forget about all those rigorous diet schemes and just plain cheat. Wanting the machine for their own nefarious needs (don't ask), the transvestites kidnap Nanvel, forcing her to work for them. Too bad they didn't plan on taking Rio along for the ride...