[JUL-132] I can do it, brother-in-law appearance is sober big, but in fact it is reverse NTR Kome ei in the travel destination to the sister of a slender wife

It is supposed to be a hot spring trip only for two people with the wife, and it comes with wife's younger sister, Eno, and shinji of dissatisfaction a little. However, when my wife ran out of the inn on a sudden job and the two of us were alone, she consulted me. The distance shrinks by it and it becomes familiar. However, it is not able to resist the invitation of her who approaches devotedly, and the body is piled up as it is. Shinji who tells only once because it was sexless. However, Eina sneaked into the futon without worrying about such a thing.