Kyuuketsuki Miyu is a disturbing four episode long anime series about a young immortal vampire princess named Miyu and her protector/servant/best friend and more Larva. In four episodes, a nosy spirit-hunter Himiko Se chases the elusive Miyu because she is very curious about Miyu's past. Miyu, she discovers, is the guardian of the door between the two world: One of the Shinma ("shin" god; "ma" ghost/demon) and the one of our world. The Shinma wake from their sleep and disturb the lives of the Humans living above. Miyu and her servant (?) Larva hunts down these strange beings. However, Miyu is one of the Shinma herself and dislikes her duty. In the four episodes, Himiko Se discovers her link/destiny with Miyu...
滑鬼是带领百鬼夜行的怪物的将军。13岁的女亮芦笙（福山润配音）似乎是一个普通的中学生，他爱着同学的父母加奈（平野Aya配音）。但事实上，他拥有四分之一的怪物血统，是大怪物“滑头鬼”的孙子。
经过一次次的考验，幽助最终在萤子和桑原的帮助下重返人间。 在此之后，他成为一名灵界侦探，专门负责各种奇异的犯罪事件。在一次任务中，幽助又结识了化名南野秀一的妖狐藏马和盗贼飞影。所谓不打不相识，幽助、桑原、藏马、飞影成为共同进退的搭档。他们一同参加了云集强大妖怪的暗黑武术大会，与恐怖的户愚吕兄弟一决胜负。以此为肇始，此后他们与魔界的纠葛越来越深，战斗愈加激烈……
