Beast's Shadow: Marks of Assault.

Mizuo, a gardener, Kazeo, an apprentice, and his girlfriend, Ishio, come to the campsite on vacation. Mizuo, who likes Kazeo, grows jealous when he sees the two flirting. He went for a walk alone to distract himself from his thoughts, and was raped by a man clad in a piece of cloth who looked like an Arab. While the water man was unable to say anything about it, the stone man became the prey. Burning with anger, Ishio and Kazao decide to uncover the man's true identity. Around that time, the dream man, a former rugby player, met a woman with a single piece of cloth. Yumeo has been raped by a man in a piece of cloth, but since it happened in a moment, he wishes to meet the man again in order to find out whether it was reality or a dream. The woman starts talking about Fuo's true identity...