ZeZone's manga / #exorcist(1)

[BL Manhwa] supernatural, fantasy, exorcist, immortal HOLY fuck this is so good, but so many cliffhangers argh the drawing is chef kiss! MC is immortal and pretending to be a highschooler to fulfill his wish ML is an exorcist(possibly also an immortal?) pretending to be a librarian to find his partner in crime things dont go as planned tho, so many blood and self harm but dang i cant say im not impressed