A former woman teacher wife nephew and a brutal brush

The Miho couple who was able to keep the brother and wife's child for several days. While he was a lucky man, he was a concubine who could be puzzled by his nephew, who was immersed in the game and anime, but when he was a teacher, he began to play a lot of skillfulness. The sexual life with the husband is not satisfied, and if it notices, it is YUI that emits sexual desire using the nephew of the nephew child. Then, the nephew who wakes up to the sex puts the Po in the YUI every time, and the desire is diverted.