Anal junkie wives [Anal-fighting obscene love triangle]

Shizuko has been married for five years and is having an affair with her childhood friend Ken, whom she meets again at a reunion. Every time he stacks his body several times, Ken becomes interested in Shizuko's big butt, but Shizuko stubbornly refuses to have anal sex. One day, Fujiko, a classmate, finds out that she is having an affair. Fujiko, who is also frustrated, calls out Ken to sleep with Shizuko with her proud anus... The relationship between the three of them, becoming a quagmire, will end up with a tragic ending on September 9th, "Chrysanthemum Festival Day."