You are embarrassed that Kou had secretly recorded your sex sounds. He says he wants to film as well, and says "I'm not shy about it" while he begins filming alone in front of you--
Everything is going right in your life. Work is going well, and you're engaged to your boss. But things change when your old childhood friend is assigned to your section. When the day comes for you to move houses, he comes to help, and...
"I've always wanted to do it...with you...!" Sweet vaginal orgasm lesson and forceful cuckold sex with a extroverted(?) but languid stepbrother! Crying won't stop him!