Satori's mother recently passed away and her father has just met a new woman by the name of Michiko at an S&M club. Michiko moves into the house but brings her "slaves" as well. Satori's father has also become Michiko's "slave" and is powerless as Satori is subjected to Michiko's slave training. (Source: BakaBT) Included one-shots: Amazuppaku Fujun na Bokutachi no..., Gaki no Koiji ni Te wo Dasuna