Saishuu Heiki Kanojo

The game is based on a manga and animé series of the same name. It is set in future, during the time of World War III. The two heroes Shuuji and Chise are a boy and a girl who live on Hokkaido, the northern island of Japan. Gradually, they fall in love with each other, but during an assault on Hokkaido Shuuji discovers the terrible truth: Chise is not an ordinary girl, but the ultimate weapon Japan relies on in order to win the war. The struggle for Chise's humanity and their love begins...