2011

In a mansion located deep in the hills, an obscene ritual is taking place. Hongou Yukino is being trained as the new shrine maiden using some... questionable methods. Trapped as she is, all she can do is silently pray for deliverance. One day, a private investigator by the name of Mibu Kyousuke stumbles upon the […]

The older brother of the Onami family lives with four sisters, Sora, Akane, Kohaku, and Sumi. Having been suffering from severe asthma when I was little, my daily routine is to "sleep with one of my sisters". One day, my parents, who were also researchers, ordered me to carry out a demonstration experiment of "improvement […]