Synopsis: Regrets. Its one of the things that pains us... But its one thing that drives them. Schwarz Glendan lost his entire family in a mass exorcism and placed him in a state of shock. The experiences he had on that day was something he wished he could erase. But, as if fate was chasing him, one of his friends was possessed and endangers his friends. Not wanting to experience the same thing that transpired with his parents, he decides to fight it... through possession. Later, he would join the Exorcism Bureau, the very organization he despises, to prevent something like what he experienced from ever happening again... But trouble brews from the other side... Can he prevent all that happened from repeating itself? Or will he drown in the despair that froze him before?