[HUNT-698] shock! When I thought that my older sister who was a petty pie until junior high school became big tits as soon as she became a school student, she became a pretty famous spear man in the local area! (Censored)

○ My older sister who became big breasts from petcha pie as soon as she became a school student. I became a famous spear man in the local area, and my sister's friend (of course, spear man) comes to play every day on the bunk bed in the shared room. At school, I'm the "No. 1 man I don't want to be a boyfriend", but my friends show me their legs and tempt me from the top of the bunk bed, and I think it's good! !!