My little brother is really big, don't you come and see me?

"My big dick was discovered by the sexually unstable ladies!" The popular doujinshi is already being made into a live-action version! My sister witnessed masturbating toys. Apparently my sister is a big guy and is spreading on social media and a dick viewing party is being held. My ecstasy is bulging out as they stare at me by the three attractive older sister Chiaki, Nagisa, who has sexy dark skin, and Yukiko, who looks pure. And then there was a surprise first-time job. Since that day, every day of harem sex has begun, with my sisters as masturbation toys.