TRIANGLE SEX (2001) [Japan 18+].
Minako in the third year of marriage. Sweetness in the honeymoon is long gone in the bosom of her husband who came too soon after two years of marriage. As time goes by alone, loneliness gets bigger and bigger.
One day, I was informed that I was going to have a distant relative for the time being because of my husband, and the cousin I came to was Ayano, a distant relative of her husband who is not a man. Her loneliness grows bigger.