Rebirth of Revenge and a Renewed Relationship

An 18-year-old girl's only remaining relative is her grandfather, who is a doctor. Hiding the identity of the killer and studying at the Holy Forest Academy, she is burdened with a blood feud. Once night falls, she uses another identity, in the name of the Blood-devouring Crescent Moon, to find her target. Every time she strikes, there is always a handsome guy who prevents her from achieving her goal, making his road to revenge one step more difficult. Facing angels and demons, her love sprouted. Unexpectedly, she traveled through time and was reborn, renewing her love from her previous life.