<p>After being devastated in the third World War (known as The Third Division), Japan was divided in two. Several years after the end of the war, a crime organization called Vischio has taken control of the destroyed city of Toshima (formerly Tokyo, Japan

<p>Naruse Kazuki and Koutake Haruki are on the advanced track of Seitoukou Academy.Though they are not connected by blood, these two whose faces are so similar coincidentally have their 16th birthdays on November 11th. However, on that fateful anniversary