Kaname Chidori thinks that she is just another popular schoolgirl and Sousuke Sagara wants to keep it that way. In the parallel world of Full Metal Panic!, the Cold War is still freezing and secret military organizations on all sides are constantly working to best each other. Kaname, unbeknownst to her, is the target of a kidnapping by a menacing organization that wishes to use her in their development of Black Technology. Sousuke may be high-school age but he has spent his life in hard-core, covert military training so when it becomes his job to go undercover to protect Kaname, many laughs follow. Juggling between blending in with his new class and piloting mechas for an anti-terrorism organization is enough for Sousuke to handle but things only get more complicated as he struggles with potential romantic feelings for the girl he's sworn to protect. Full Metal Panic! features comedy, action and intrigue. There are different plot levels to follow varying from the personal lives of the main characters, to the secrets of the cryptic Black Technology, to the war for power being waged by various political entities.