Tatsuhito gets busy with his insatiable in-laws at the onsen!

When you marry into a family that owns an onsen, it's not all sitting around in the hot tub! Tatsuhito spends his days hard at work, and his nights hard because of his beautiful in-laws. After sharing a game with his sister-in-law, mother in law, and grandmother-in-law, the gorgeous women are soon demanding his cock all over the onsen! But how can he choose just one?