The monk Jihou wishes to rid the world of self-serving onmyouji and is tricked by Douman into becoming a Horror. Meanwhile, Seimei visits the onmyouji where Kamono Yasumori accuses her of involvement with an attack by Horrors. Later Raikou arrives and finds the Horror by the nearby river, but it reduces him to a miniature size. After finding him at home, Seimei deduces that the missing onmyouji have also been miniaturized...