ROE-475 My wife, whom I thought was a tuna for 16 years... was having an adulterous sexual encounter that caused her to convulse and reach a fish-like orgasm, continuing until she fainted. - Momoko Isshiki

Momoko, a beautiful and kind married woman, lived happily with her accomplished husband, Sadaharu, and their nephew, Hayato, who was struggling to get into university. However, this couple had one major problem: Sadaharu was terrible at sex, and Momoko was incredibly unresponsive. One day, Hayato witnessed this and was deeply shocked by Momoko's lack of sexual responsiveness. Hayato, a virgin but confident in his large penis and techniques honed at brothels, thought...