The original famous "Trinity Blood" of the Blood of the Holy Devil is a Baroque fantasy novel serialized by Japanese writer Naoki Yoshida in The Sneaker magazine, which revolves around the distant future of the destruction of civilization caused by the "catastrophe". The stage of the story is in the future continental Europe. In the chaotic world, God and the devil are the two extremes of the world, they are very close to human beings, but the two have different abilities. The new priest of the sanctuary, Able Nightrord, seems to have a confused expression, but he has an unknown side. Just because he is a Fae newcomer in the temple with the blood of the devil-a vampire who sucks the blood of vampires. On the one hand, his existence is excluded by human beings, on the other hand, the temple people have to rely on his strength in order to fight against all kinds of terrorist creatures all over the world. After meeting a young girl named Esther Blanchett, the fate of both men has changed greatly. In this inexplicable contradiction, the story begins.