Luna, who works as a designer in Tokyo, ends up injuring the son of her client's president. - Luna is strong and has a lot of pride, but she has no choice but to go to the company president to apologize, but she doesn't know that the tea he serves contains a diuretic, and no matter how many times she apologizes, he won't let her go to the bathroom, and she ends up humiliating herself on the spot. - After that, she was f** to take advantage of her weakness and was f** to give him a blow job and was given a toy, which made her pee many times. - Luna's mind and bladder are gradually destroyed, and she cums and urinates over and over again...