One Night Stand

One Night Stand (ワン·ナイト·スタンド, Wan Naito Sutando) is the twelfth episode of the anime series, Full Metal Panic!

Summary
The Behemoth chases Sousuke, Kurz, Kaname, and Tessa through the city streets while Mithril dispatches the Arbalest to fight the Behemoth. With the help of Tessa and Kaname's Whispered abilities, Sousuke locates the Behemoth's weak spot and destroys it.