She NEEDS the cover

"Well, i guess so" Emily sighed, dejected. "Great!" Sarah replied. "Just come in the toilets, then you can have your satchel back!" Emily feared what her friend had in mind, but followed her anyways. Sarah led her friend to a cubicle and sat her down on the toilet. "open your legs, lemme see the goods" she said. Reluctantly, Emily spread her legs, all the time reminding herself "it's nothing she hasn't seen before, it's nothing she hasn't seen before" but to no avail, as was shown by her bright red face.

"Okay, for this challenge, I am going to touch you as i please. You cant touch yourself though, or else you fail the challenge. "why would i want to touch myself anyway?!" Emily thought. We'll stay here until class starts, and then we go in. you get your satchel back at class, but the challenge continues throughout the day. And before Emily could refuse, Sarah was stroking her vaj, teasing her clit, and even inserting fingers. Emily clenched her fists and squeezed her eyes shut, trying to resist the sensation of her friend's touch on her sensitive spot. And she was holding out quite well...until she felt a moist appendage rub against her clit. Sarah's tongue. Emily couldn't take this. She grinded herself up against her friends face, enjoying the sensation, oblivious to the world around her.but as she neared her climax, Sarah pulled away. without thinking, Emily's hand started to reach towards her vaj, but she heard her friend go "uh uh uh!". Sarah was holding up Emily's satchel, with an evil smirk plastered across her face. Then the bell rang, and Sarah handed me the satchel which i tried to position so it would rub on my pussy, as the slightes hope of cumming