This story links the words in your title, exploring themes of summoning, sacrifice, parent-child relationships, and the struggle against darkness.
: Especially with themes like "Oyako Ikenie Gishiki," the exploration of relationships and sacrifices can lead to powerful character development and emotional impact. jashin shoukan inran kyonyuu oyako ikenie gishiki link
: The phrase as a whole could be pointing towards a ritualistic practice or spiritual ceremony that involves invocation, sacrifice, and possibly a parent-child relationship or theme. This story links the words in your title,
If you are looking for information or to purchase/view the content legally, you can check these platforms: Information & Reviews: Sites like The Movie Database (TMDB) have release details and cast lists. Adult Specialty Sites: exploring themes of summoning