Prologue: A Fateful Encounter

Y/N has no memory of his past, but knows he was taken in by a loving family. One day, he finds a very beautiful girl in an unexpected place. He takes her home and his family allows the girl to live with them. Y/N and the girl feel a connection with each other, and they fall in love. Soon, strange creatures were sighted, and a person who claims to know of a heritage hidden within Y/N. Y/N and the girl begin to remember a life they don't recall. Both of them must come across forces that seek to destroy everything they love. A cycle is revealed, and memories return, but their love remains strong. Break the cycle once and for all.