DOCP-130 — An Older Brother Watches Adult Videos Without Turning Off The Sound Even Though His Younger Sister Is Sleeping Next To Him. When His Younger Sister Notices This, She Tries To Pretend Not To Notice, But Her Crotch Won't Listen...

"Big brother, you know I'm sleeping next to you, right...?" When the sister wakes up to some lewd voice, she finds her brother masturbating with an adult video playing! ? "Don't look! I have to go to bed early!" she thinks, but every time she thinks that, her crotch throbs at the lewd sound! While she is masturbating secretly so her brother doesn't find out, he witnesses her lewd behavior, even though he couldn't get off to the adult video! She tries to sleep as if nothing happened, but her heightened sexual desire can't be suppressed...