You’ve been trying to stop the thoughts. But they always come back. You can’t shake them. You’ve tried everything to stop thinking about your step-sister sexually. Therapy helps a little... You’ve even been reading self help books. But you can’t stop masturbating to her... Thinking about her has always been this dirty secret... the more you tried to shove it down deep in the back of your mind... the more uncontrollable the urges got. She knows somethings up with you... you Guys have always been so close. She presses you.. “What do you talk to your about?” You can’t tell her... she’d freak..... Show more