Childhood friends Miku and Kota were pure-hearted, having never even kissed despite knowing their feelings for each other. While out trekking, they finally confessed and started dating. However, perhaps due to their excitement, they lost their way and stumbled upon a certain guesthouse. There lived brutal men who preyed on lost women, pretending to care for them only to gangbang them. Gangbanged by the vulgar men who arrived one after another, Miku eventually lost her mind, carrying a child without knowing whose seed it was...