The brother-in-law who I was jolted on a train a long way from Tokyo, and came back to the parents' house after a long absence. Be fascinated by highest good looks of a sister-in-law, the biding awhile before taking action Kaori to watch and the refined limbs after a long absence. While he spends it together, the brother-in-law begins to gradually suffer mental anguish to a sister-in-law. And an elder brother went out, and a brother-in-law and a sister-in-law became one with a sister-in-law at last from the moment when they became just two of us….