ROYD-061: Miyabi Midorikawa, kakak ipar yang tidak menyedari bahawa dia diberi penambah libido yang banyak setiap hari, menjadi bodoh dan menjadi mesin SEKS hari demi hari

Miyabi Midorikawa, a sister-in-law who did not notice that she was being given a large amount of libido enhancer every day, became stupid and became a SEX machine day by day