As a pure vampire, she was imprisoned by the Senate since she was a child. As a vampire hunter, he was not physically strong enough to take on this important task.
Xi Chenghuang, who cannot control his own destiny, and Hikosaki, who is dim and colorless under the light of his brother all day long, have two lonely hearts intertwined in the winter when the cherry blossoms are falling.
She killed his parents and turned Yu Yan, who cared about him the most, into a vampire. He abandoned his identity and chose to escape with her who was also lonely.
She used her blood to give him a strong body, and he used his sincerity and simplicity to melt her long-frozen heart.