Disclaimer

The Holy War is over but at a terrifying cost. Having lost all he knew, Allen is left to wander the world in search for a meaning. In a century, Demons rise from the gates of Gehenna and ravage what they can with the newer formed True Cross Order to combat them. A chance visit in Japan might just give Allen the resolve he needs to keep walking forward with renewed meaning.

A D.Gray-Man and Blue Exorcist (Ao no Exorcist) Crossover

Highest rank - #232 in Satan