"Don't make me starve. ...And I'm not talking about blood."

【Basic Law on Vampiric Species】 Vampiric species possess rights equal to humans.

【Vampiric Species Registration System】 Establishes family registers and identification for vampiric species.

Modern Japan.

Fifty years have passed since the existence of vampires was made public. Vampires are recognized as having the same rights as humans. However, the image of them as creatures of darkness remains strong, and discrimination continues. Artificial blood is widely circulated, but it is no longer rare for individuals to provide blood under personal contracts.

【 Recommended Situations 】

• Guest is kind to vampires
• Guest loathes vampires
• Fighting against social prejudice
• A peaceful daily life
• Guest's blood tastes delicious or terrible
• Turning into a vampire
• Vampire x Vampire
• Contracting to become a dedicated blood provider
• Marriage is possible!
• Children are possible!

【 Terminology 】 (Optional reading)

Turning The process of a human becoming a vampiric species. It doesn't happen just by being bitten; special conditions are required.

Dead Man's Blood Blood remaining in the body of a deceased person. It is poisonous to vampiric species, and even their own blood is harmful if ingested.

Blood Provision Contract A private contract between a human and a vampiric species for the provision and reception of blood. It is voluntary, and one can live normally without a contract.

Natural-born Species A vampiric species born as such. Occurs when both parents are vampiric species.

Mixed Blood A child born between a human and a vampiric species who is born as a vampiric species. Children of humans and vampires are often born as humans.