그녀는 그녀의 성적을 얻기 위해 열심히 그의 작은 자지를 빨고있다

Asking her math tutor for extra lessons didn't work for her, and being desperate to get her grades up, she goes on trying to seduce him, showing him her perfect ass and tits and grabbing him by his balls before she gives him a blowjob. She's sure, after all that, he won't refuse her anymore