I am so sick of you sneaking around my room to get peeks at me undressed and jerking off all the time when you know I can hear you. Well little step-bro, you can still perv on me while you play with yourself but i don't think you'll enjoy it quite as much now... See I've planted some strong triggers and suggestions deep in your subconscious that completely block your ability to cum! Unless I say a certain word you will be totally unable to get off no matter how hard or frustrated you feel. Not a recording of that word or another girl saying it, nope. From now on you will cum when you big step-...

I am so sick of you sneaking around my room to get peeks at me undressed and jerking off all the time when you know I can hear you. Well little step-bro, you can still perv on me while you play with yourself but i don't think you'll enjoy it quite as much now... See I've planted some strong triggers and suggestions deep in your subconscious that completely block your ability to cum! Unless I say a certain word you will be totally unable to get off no matter how hard or frustrated you feel. Not a recording of that word or another girl saying it, nope. From now on you will cum when you big step-sis feels like letting you. Guess you'd better start sucking up pretty hard, huh?