JUL-587 [Uncensored Leaked] My beautiful sister and I are stepchildren, not related by b**, but we should never have laid hands on each other... On a summer day, the two of us lost the ties of being siblings and indulged in a forbidden creampie affair. Fujimori Riho

On a summer day, the sound of cicadas was loud, and I returned to my parents' house for the first time in a long while for the 17th anniversary of my mother's death. My older sister, Riho, was a big factor in my making it a point to return every year. She was the sister I adored, who had always looked after me in place of my mother, who passed away early. Now that we're adults, my sister and I are both married, but I still have special feelings for her that are different from those of a brother and sister. Then, one night after the memorial service, my father called me in to talk to me, and it was there that he confessed to me that my older sister, Riho, and I weren't actually siblings...