A couple who enjoy the outdoors, Shinichi and Kaori, go camping for the first time in a while to spend their final moments alone together before having a child. Seeking to strengthen their bond in the peaceful wilderness, their tranquility is shattered when a group of rude men set up camp nearby and begin making loud noises. When Shinichi confronts them, they respond with hostility, quickly escalating the situation. During her shower, Kaori is abducted by the men and taken into their tent, where she is assaulted repeatedly throughout the night without even being allowed to sleep. Amid this ordeal, a shocking event unfolds between the couple.