swapping my sisterinlaw, why don't you test which of my wife or your wife is a pervert?

A family story. Kiccake was due to his older brother Tatsuo's long-term overseas business trip. This is because Hazu's younger brother, Yasuhiro, who had been adopted by a son-in-law, crossed the line with his sister-in-law Ryoko MURAKAMI within a short time of living together. As a result, Ryoko became his younger brother's genitals. In the midst of such a situation, Otowa Leon, a younger brother's wife who has become unable to have relative night opponents. Even when his brother returned home, he continued to seduce his brother with unprotected and cheerful behavior that he had just told him to aim for, and finally became smuggled. And one day, a brother who came up with something at the same time makes a strange suggestion. i don't want to see if my wife or your wife is a pervert.