In a world where ghosts become cursed and corrupt, the teenage spirit hunter, Ryoma, tags along with his aunt, Satsuki, on a mission to take down the Leech, a cursed-spirit that had corrupted Ryoma's father and is preventing him from finding peace in the afterlife. They had chased after the Leech...

One second I'm in class, and the next I'm sent to some fantasy world based on some light novel! And what's crazier is that some angel or goddess of that world says that I'm one of the few folks that can defeat the Lich Queen, when I'm just your run-of-the-mill 16-year-old! ...Yeah... this worl...