Clouseau and Mao lead the charge in Afghanistan to prevent nuclear war, while Sousuke and Tessa invade Merida Island, intent on stopping Leonard and his world-changing TARTAROS device. With resources depleted and the very world changing around them, their desperation to find each other is all they have left. Will Kaname awaken from her nightmare? Will Sousuke get through to her in time? Will anyone survive?! All bets are off in the explosive final volume of Full Metal Panic!