All episodes

重度の献血マニアの女子高生・絆播 貢（ばんば みつぐ）は、ある日、行きつけの献血車で大暴れする美少女に出会う。その正体は家出中の吸血鬼マイ・ヴラド・トランシルヴァニアであった。人間を従属させることを嫌悪するにマイは、人を襲うこともできず、空腹を抱えたままホームレスと化していた。美少女ヴァンパイアとの鮮血に彩られた危険で甘い同棲生活を目論む貢は、マイの食糧確保のため一計を案じる。

Mitsugu discovers that different types of blood affect Mai's personality. Mai ends up drunk and goes on a night-time romp.

Maki invites Mai for a garlic dinner and Kaoru invites Mai for a costume party, and she ends up causing trouble at both venues.

Everyone is now suspicious of Mai and want to know more about her. Mitsugu attempts to hide Mai, but a bottle of dragon blood turns Mai into a rampaging monster.

The fathers of Mai and Mitsugu, a vampire and a vampire hunter, pay a visit to see their daughters.

The Blood Donation Club puts on a stage play.

The Blood Donation Club makes a film.

The nurse hangs on to a special bottle of blood from her youth. Everyone wants to know the history of that bottle.

Mitsugu travels around a wonderland looking for blood and meets the Blood Donation Club in various new roles.

The Blood Donation club meets Mai's fiancée, the undead monster Franken Yasohachi.

The Blood Donation Club heads to a isolated island for a summer holiday. However, a fish monster is on the island and Nami goes missing.

Mai agrees to an interview about her history.