Compilation movie of .

Yohko Mono is a regular girl making her way through high school--until she learns that she is the 108th successor to a line of warriors charged with defending the earth against demons. Eventually she must fight her ultimate battle against the demon who started it all.

In the far future, war has destroyed the entire Earth, leaving only a barren wasteland where the supply of water is controlled by the greedy king. In search of a long-lost lake, Sheriff Rao asked the king of the demons for help...and got the king's son, Beelzebub, and his assistant, Thief. Together the unlikely trio sets off across the desert, facing dragons, bandits and the deadliest foe of all... the King's army itself!

Long ago, the gate to the world of darkness was sealed. Now evil warriors, known as Remnants, are trying to reopen the gate and let demons take over the world. However, at Tobira High School, there exist guardians of the gate who must risk their lives to prevent the gate from being opened.