In the depths of a warehouse, amidst a clutter of scattered cargo, a girl in her school uniform lies sprawled on the ground, her limbs bound tightly with chains. Dust hangs in the stale air. As consciousness returns, she has no time to comprehend how she ended up in this situation before agony engulfs her. A man emerges from the darkness of the room and begins to torment her helpless body. In the girl's eyes, there is nothing but despair and terror.