Gomenne takayuki kun ... ~ kun ga nozon da ketsumatsu ~ / Мне жаль, Такаюки - Конец, который ты так желаешь -

This is an animation adventure about candaulism.
This story features Haruka Suzu**ya from "Kimi ga No**mu Eien."
On the first day of the summer vacation, they broke up.
It was just for a day, for one night.
However.
In that short amount of time,
she has slept with a man who was a complete stranger...

DLsite