In the forests of the county Riverdon of Victorian England rests a mansion hidden deeper than any signs of life. Inside the mansion, a family of exorcists reside that tackle spirits and ghosts from across the globe. Our story starts with the three new hires for the mansion staff. These three maids are placed in charge of educating the young Toma in the three sciences. Though that is not their only job--Behind the scenes they are exorcists in placed in charge of protecting our young Toma. Join Toma on his adventure through the world of the living and the dead.