Pretty Boy with Rose

What is her identity? ! Angel? Demon? Or a vampire? The man who always cared for her tenderly like an angel abandoned her, but died for her; The person who always cares about others swears by his blood that he will only be loyal to her; The man who would go on a killing spree when he was angry bore all the sins for her and gave her eternal life. Why is happiness so far away, just because darkness and sin have completely swallowed her up? This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.