Full Metal Panic Episode 13

Full Metal Panic Episode 13 : Cat and Kittens' R+R

Tessa's time of relaxing in the lounge is ruined by Melissa and her unfeminine habits. They both end up getting into a huge arguement, which ends up in Tessa challenging Melissa to a mock AS battle, with the loser having to do something indecent. Luckily for Tessa, Sousuke is there to help teach the fine arts of "how to pilot an AS". As the time for the battl arises, will Tessa be able to win and who will end up humiliated?