An older brother who masturbates every day while fantasizing about his little sister's huge breasts in his favorite "You Must See Your Little Sister's Huge Breasts" series. One day, while cumming with his dick hard in the "You Must See Your Little Sister's Huge Breasts" series, he instantly teleported to the AV shooting location! And then, at the AV shooting location he teleported to, unbelievably, his own little sister was there! What will happen to the older brother's dick, who will finally co-star with his little sister in the longed-for "You Must See Your Little Sister's Huge Breasts" series!