One day, a penis suddenly grew! ?
The older sister, who was a recluse, is forced by her younger sister to take a drug that turns her into a futanari.
Although he was confused by the unaccustomed horniness, he dealt with it by masturbating.
My sexual desire is only getting stronger…
My reclusive sister’s head is affected by sexual desire…!
■Contents
Cover + main story 37 pages + afterword
Production ecogi
