SILKC-190 — Sister- Yoshihiko Arima-

En and Mutsuo became siblings when their parents remarried in their childhood. Even as adults, they were close enough to each other that they would visit each other's houses, but Mutsuo had feelings that he could never confess to his step-sister. Then, their parents decided to divorce again, and the two of them became in a relationship that could not be described as either family or strangers. En still treated Midori like a younger brother, and Mutsuo blurted out the feelings he had been trying to keep from expressing...