Ambition to Be a Mistress: Won't You Sign a Contract with Me?

"At the peak of the bubble years, there were women who made their living as mistresses. Unable to forget the lavish, sex-filled lifestyle of those days, they've brought their ambitions to become mistresses once again to Director Hiraguchi, who will pass judgement from below the waist! From a vibrator assault to a fourway, anything goes! "