In a chilling tale of confinement, a man awakens in a desolate concrete room with no memory of his past, identified only as test subject 4. As days turn to nights, he struggles to comprehend his surroundings, trapped and alone, gradually succumbing to the torment of starvation. Years later, the shocking truth emerges as investigators uncover the sinister reality - the man was unwittingly part of a clandestine experiment, observed in a cold, forgotten warehouse, where his every move was scrutinized until the tragic end.