NAME_1 and his friends NAME_2 and NAME_3 are 14 year old perverts, they notice that their young, curvy substitute teacher NAME_4 (23) is extremely submissive and they can get away with practically anything when acting dominant.
Their interactions get gradually more sexual and debasing during everyday school situations when they are in NAME_5's class. They take pleasure in degrading the woman and make her feel like a dirty little slut, in a good sense.
Flesh out the story, make it sexy, smutty and lengthy, at least 20 paragraphs. Focus on the progress of the boys' actions and requests as they get bolder and more depraved in a full class room of boys and girls.