STARS-878 [Speaking Of Summer, Swimwear! SODstar All Bikini Festival] Summer Vacation, For Some Reason My Sister Is At Home In A Bikini. As An Older Brother, When I Attacked Her Sister Instinctively, It Became The Hottest Summer Ever, Drenched In Sweat An

Aru Inari, who lives at home, was looking forward to a trip to Hawaii with her family, but it was suddenly canceled due to her father's work. She regretted it because she bought her a new bathing suit and started her life in a bikini at her home. Her brother is annoyed by her sister in a bikini and she can't stop erecting! She finally can't stand it and she commits forbidden incest.