To enjoy the popular outdoor activity of hiking, college students Kotone and Maria set out on a mountain trek. However, they got lost on an unfamiliar path and found themselves stranded in the mountains with no cell signal. As their consciousness faded, they somehow made it to an abandoned inn. Just as they thought they were saved, the two were molested by the inn's man, Kita, and his son Taiichi. From then on, the two were kept at the inn and became playthings for the men who came and went, satisfying their sexual desires. They were repeatedly subjected to internal ejaculation and eventually became pregnant…
