[AI Remaster] The younger sister gets aroused after hearing her older sister, who was sleeping in the "川" formation, moan uncontrollably

Description

[AI Remaster] The house where he ended up staying had a room so cramped that he had to sleep in a line with the sisters. Seeing his older sister sleeping in such a vulnerable state, the man couldn’t contain his excitement and, trying not to be noticed by the younger sister, secretly had his way with her. However, the younger sister, who was supposed to be asleep, was actually awake… Realizing this, the man reached out to her as well. Hearing her sister’s moans, the younger sister’s heart races uncontrollably… A dreamlike ○○○○○ where he takes both sisters one after another.