Unlimited Fafnir Volume 2
銃皇無尽のファフニール
The sudden appearance of monsters known as dragons turned the world upside down. After a time, some girls are found to have dragon powers. Dubbed the D, these girls are collected and sent to a school called Midgard. Now, the only male D, Yuu Mononobe, has been brought out of hiding and forced to go there as well?!