Description
Airi, a young woman with modest proportions, discovers a mysterious tentacled creature named Iso-kun in the depths of a swimming pool's pump room. Driven by curiosity about the creature's unusual appendages, she engages in increasingly intimate encounters with it. What begins as exploratory contact escalates when Iso-kun takes her virginity, setting her on an unexpected path. The game follows Airi's evolving relationship with the creature and explores the consequences of her choices through multiple branching endings.
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