Masami, a female teacher who was made to drink a diuretic by a male student's mischief, held a fierce urge to urinate during class, and rushed to the toilet while secretly leaking. However, there is a trap set up there as well, and she is forced to use the men's restroom. Her appearance was witnessed and Masami became a male student's sexual processing tool, but she gradually drowned in the pleasure of her incontinence insult!
