The 7th research theme of SOD Lab is "Squirting". Experience the other side of squirting in an endurance test that doesn't end no matter how many times three sensitive female employees are selected in the company! Considering the subject's physical strength, we set a time limit of 30 minutes each, forced acme with the machine, limit breakthrough cum hell! Includes shocking human experiments by a total of 5 people, including 2 researchers!
