Park Sunghoon and Park Keiro (KSN) were once a vampire couple who were inseparable, they grew together as kids up until they were adults. Some said they were soulmates while others questioned their chemistry but neither one of them mattered to the two. On one faithful day, Sunghoon proposed to Keiro with a beautiful red ring. But on the day before their wedding, June 24 ####, everything changed Keiro grew weak and fell greatly ill causing his unfortunate death. Sunghoon fell into great depression after loosing his Dear Fiance on the day before they wed. Three Millenniums had passed and Sunghoon had yet forgot his late Fiance. His Obsession led him to research about the rules and aftermaths of death. Gaining more knowledge he fled the Immortal realm in search of his Lover's reincarnation in the Mortal realm. Going as far as to attend a Human school as a Teacher.