Karin Maaka can bite a throat like a proper vampire, but where others of her kind need hot red blood, she has too much of it! Every month, she's compelled to inject blood into her victims the way a snake injects venom. And her handsome classmate Kenta Us

Unlike her family, Karin Maaka is a vampire who walks outside during the day and sleeps during the night. Nobody from her town knows of her true identityand she plans to keep it that way, as it could jeopardize her normal life if someone were to find out.