In a sinister, clinical space filled with medical equipment, examination tables, and restraints, men in surgical gowns treat a helpless girl as a test subject. Her mouth is forced open, drool spilling out as they test her nipple sensitivity. A speculum is used for vaginal irrigation, followed by an experiment using an electric piston machine to stretch her vagina. The girl, completely defenseless, rolls her eyes and convulses while the men watch and laugh. This lab attracts extreme perverts who can't get aroused by ordinary adult videos, seeking new thrills through cruel experimentation. To them, girls are nothing more than lab animals like mice or guinea pigs. Who knows—places like this might actually exist in the world, hidden from our knowledge.