Kimi no Koto Mainichi Oishiku Tabetai Yo

Feared as one of the two biggest "bad" vampires, Eleonore was sick because she was indiscriminately sucking blood. At that time, she... sucked the blood of a healthy boy she met by chance, and she decided to wake up to her health "food" orientation! She signs a contract with him to suck his blood deliciously every day, and the two live together...!? Mysterious heartwarming blood-sucking life!