https://www.dmm.co.jp/dc/doujin/-/detail/=/cid=d_721036/

代购。代传。

[Synopsis]

Living with just the two of them, Hanabatake Hikaru notices his mother's underwear has recently become sexier.
He couldn't bear the thought of his mother, Rinko, whom he'd secretly loved for years, having a man.
Though he knows it's wrong, he masturbates every day using his mother's underwear.
His desire and anger become more and more uncontrollable with each passing day and he finally confesses his feelings to his mother.
But it doesn't end there.
Hikaru openly displays his lust for his mother, Rinko.
Unable to stop her son, Rinko is consumed by his desire...

Base +31