Kyuuketsuhime Miyu EP1 - Unearthly Kyoto

Himiko travels to the ancient capital of Japan to exorcise a slumbering child, only to be confronted with a wave of vampire attacks. Here she meets the mysterious, childlike Miyu and her silent, enigmatic companion. Is Miyu behind the attacks? Or does she, too, seek the real culprit? And if so, why?