Spectral Serenade

Kiora,the genius girl was hanging out in the teacher's lounge to chill out on her teacher's desk to made her stop being lazy,he told her about the school's mystery story of a girl on the rooftop of the old school's building.which always appeared at the duskhours interested about the being as her experiment subjects for her inventions, her teacher reccomend her to ask help from ryan narukami,a heir of an exorcist clan from a well known local shrine to catch the said spectral being. which turns out having his own intentions towards the being. here...the traditional exorcism and science inventions are meets.... would they clash? or would they unite? -spectral serenade is a work of spinoff from messiah,my original universe