Maaka Karin comes from a family of vampires living in Japan, but she is not a normal vampire. Vampires are normally supposed to drink the blood of their victims...but Karin suffers from a condition that causes her body to produce excessive amounts of blood. About once a month, she has to get rid of the excess blood by giving it to her "victims." But she somehow manages...she goes to school like everyone else her age.Well, things are about to get more complicated. When a new student, Usui Kenta transfers into Karin`s class, she starts producing unusually huge amounts of blood, almost as if in reaction to him. Worse, he happens upon Karin`s...true nature...Karin featuring Katsuyuki Konishi and Aya Hisakawa is not currently available to stream, rent, or buy but you can track it for updates. It's an animation and anime show with 24 episodes over 1 season. Karin is no longer running and has no plans to air new episodes or seasons. It has a better than average IMDb audience rating of 6.8 (426 votes).