Season 1

Vampire Jirou and his brother Kotarou set sail to Yokohama. Kotarou being a restless kid starts wondering around the boat and stumbles upon a fight between the suppression team, and the vampires. Jirou comes to stop the…

Jirou survives the water and bring his brother to the beach as a skeleton. They then meet a compromiser named Mimiko, who promises to take them to the special zone. Wong then appears and request that Jirou would join he…

Ordinarily, humans won't evolve unless they drink the blood of a black blood. However, they can change humans by sucking their blood and turn theam into the same bloodline as the black blood. If they ignore that existan…

Jirou is still trying to get Katarou, but he is weak. Will he be able to save Katarou in time and destroy the kowloon child?

The place where Mimi works at finds out about her assisting Jirou, so she leaves and tries to find Jirou and Katarou a place to stay at. But during this they get attacked by some vampires. Will Jirou be able to beat the…

Jirou learns about the order of criminals called Kabun, led by an old acquaintance of Jirou called Zelman. What will happen when Zelman and Jirou meet?

After the explosion, Jirou leaves to take revenge. But Ogius seems to be a kowloon child now. What will happen to Jirou? Will he survive? Will he win the battle?

Jirou decides he wants to leave the special zone after he learns that Cassa is there, but then Katarou leaves, leaving a note behind and Jirou can't seem to find him anywhere. What could have happened to Katarou? Does C…

Katarou and Zelman go off looking for Mimiko, meanwhile Mimiko goes off to the place of the eleventh yard expert. And Jirou is trying to find out what Cassa is doing in the special zone. Can Katarou and Zelman find Mimi…

Mimiko finds out that she is actually with Cassa and not Wong. Then Katarou and Zelman show up to her rescue, but unluckily she escapes, then they find out that blood bags with the kowloon blood have been scattered all …

Sei was put down the barrier protecting the special zone and is helping to destroy the kowloon children. Jirou meets up with Katarou and Mimiko, and is able to convince him. But right there Walkerman comes and fights Ji…

Jirou defeats Cassa, and later on finds out that in the eleventh yard lies the remains of the kowloon king. Then he is told to be Mimiko's guardian. A bit after Jirou tells Mimiko to not tell Kotarou abiout him being th…