My little sister has huge breasts, and all the boys I pass by have their eyes fixed on me. Even though I'm an older brother, I'm always fascinated by my younger sister's huge breasts, and I'm always dumbfounded. One day, during a physics class, I mistakenly read universal gravitation as bannyu chin power... well, I'm not an earthling, but an alien with boobs, so bannyuu chin power is fine. is!
![563PPZ-002 Bye-bye Zuri-ko. Episode 2 [H-Cup Explosive Breasts Existence] Riko, 22 years old, curry shop part-timer "Is it breast activation？ I haven"t done anything at all. It just grew naturally. All thanks to my mom and genes."](https://n1.1024cdn.sx/amateur/m/190096_563PPZ-002.jpg)
