Yuri Shibasaki plays a seductive female boss whose mature, cool demeanor hides an outrageously developed big ass. To boost her subordinates' motivation, she employs bold tactics—using her big ass to provide sexual training. Even reprimands from the president are instantly shut down by her alluring lower body. Men from other departments are rendered helpless through handjob displays and ass masturbation. Customer complaints are swiftly resolved through product testing using her own big ass or by giving them a filthy fuck. There's no doubt her charm will completely captivate your heart.