Sacrifice

The human world and monster world are separated. Monsters need magic to survive, so they have made a truce with the humans. Humans will sacrifice one of their own with the correct SOUL each time the magic barrier weakens. This year its you. but the strangest things happens to you. you survived the barrier and woke up on the other side as a monster. now you need to learn to adapt in the new world. and the roommate that you were assigned to just makes things stranger