During the Republic Era of China, Shen Zhi Heng, a famous vampire who lived for hundreds of years, was almost assassinated by a group of masked soldiers and was saved by the blind girl Mi Lan and his friend, doctor Situ Wei Lian. After he was saved, he went to repay Mi Lan and found that Mi Lan's family situation was very bad, so he became more concerned about Mi Lan. After the assassination attempt failed, the cunning Li Ying Liang, the director of the military operations department who really hates Shen Zhi Heng, vows to find out the secrets of Shen Zhi Heng and kill him after what happened to his family.