A must-watch for premature ejaculators nationwide! Train with a popular actress to improve your stamina. The instructor for the 20th installment of the series is Aki Sasaki! The bright and energetic Aki-chan will repeatedly edge your ultra-sensitive cock, leading to explosive climaxes for the premature guys!? A rigorous training session filled with love, sometimes gentle and sometimes strict. "I'll make you feel great, but in return, you have to hold it in!"