Saikano - Vol. 1: Girlfriend

Shuuji and Chise, high school students in rural Japan, love each other very much. They believe that their love can withstand the horrors of the destructive war going on around them, but when Shuuji discovers that his one true love has transformed into a powerful secret weapon, how can their love continue? Will the couple give into the depravity and violence around them, or will their love help to achieve peace?