ROYD-164 My stepsister is a semen management manager?! She makes me, who's addicted to masturbation, stop jerking off and releases all the accumulated sperm inside me. Hina Hiyami

Film Introduction

I jerk off all the time, and then my parents remarried and I got a stepsister. She's cute but super uptight, so I can't get over her... Plus, she complains, 'You're so lazy because you masturbate too much!' And then, out of nowhere, she orders me to stop jerking off! I can't take this! As I was lamenting, she said, 'I'll help you quit masturbating!' So my stepsister starts helping me manage my ejaculations...!?