Shakugan No Shana
Volume 1

Yuji Sakai is about to learn that there's more to the world than going to school and finding a girlfriend when he meets a sword wielding girl with fiery red eyes and flame coloured hair. Denizens of the Crimson Realm are invading our world, and it's up to the Flame Haze, Shana, to slay them.

However, when Yuji gets in the way of her sword, he learns that death is much different than he imagined it would be. Experience their story as Yuji and Shana work together to defeat the Denizens of the Crimson Realm and learn more about each other, and the worlds they are from.