Unbelievable!!! I just got a call from your school principal, telling me that your grades are horrible and if you're going to continue, you are going to fail!!! I can not let that happen! So here is the time for your step-MOTHER TO GET IN CONTROL! I'm waiting when you come home and you couldn't be less interesting to talk to your step-mother! And you know that really drives me mad!!! Young man!!! I'm talking to you! I was trying to give you a chance to be honest with me but NO, you just lie to your step-mother's face!!! That's it!!!! You are DONE!!! From now on you are going to stay home and learning! Those days when you going to party with your friend and dating that little slut of yours are OVER!!!! You are GROUNDED!!! And you are going to learn and learn and I'm going to make sure of that! Of course I do realize, there are certain NEEDS you have! I know very well, and if I want you to study and pass all your exams, you need to get rid of all those pressures!!! And yes, masturbation can be one of the solution, you could handle by your self. But this wouldn't be enough! So once again YOUR step-MOTHER IS GOING TO BE IN CONTROL again. I'm going to make sure, you ejaculate every single time! Now, big boy. come here and let me control your cock and make you cum all over step-mommy's hairy pussy!