In a vampire novel, the male protagonist was a vampire named Cang Ye. You can refer to the following plot and character information about vampire novels: " Blue Night " was a Chinese story about an ancient vampire legend. Cang Ye was a powerful vampire with extraordinary strength and wisdom, but also lonely and contradictory emotions. He was once an ordinary human who became a vampire to escape the pressure and danger of human society. During his journey, he met many different kinds of vampires, made many friends, and experienced many adventures and challenges. In the process, he gradually understood his true mission. In order to protect mankind, he began to fight against evil forces and eventually became a great vampire hunter.