The latest work of the morning-picked beautiful girl 'Uchida Mariko-chan' with an endearing and cute expression as she endures mischief, is being attacked with a thermometer inserted, handcuffed, and teased... She pees... and is teased... Despite her confusion, she reaches a state of heaven where she can no longer suppress it... 'Mariko-chan' with her young expression of endurance... She's definitely an M-type, isn't it...?