Shatter (Male Reader x High School DxD)

Underappreciated... Betrayed... Killed...
Or so they thought.

All of his life, (Y/n) (L/n) was in a class of his own. Despite being pushed beyond his limit a few times, he has always excelled farther. So much that his oldest friend decided that he had grown too strong, and, fearing his strength and mental instability, determined that he must be eliminated. That was hundreds of years ago. Little does the Crimson Satan know that his "friend" had survived, and for the past few years of his life, has served under the Kyoto Youkai Faction.
With the circumstances ripe, and each of the pieces falling into place, he is finally ready to make his move.

"Let's see how far we can go..."