Nerdy guy breaks his big ass friend's pussy, making her moan and get wet with pleasure, while cheating on her boyfriend

She came to my apartment with the excuse of studying for tomorrow's exam, but we both knew that the only equations we were going to solve were those of her body against mine. Her boyfriend was waiting for her at home, thinking she was in the library, while she sat on my sofa with that short skirt that showed her heart-stopping ass.