[307SHIC-236] The twin sisters of the Shiraishi family Older sister Ran-chan ~ Older brother is seduced by his sister in a closed room with a sweet smell and spends a dreamy lewd time ... ～

The story of Ran, the older sister of the twin sisters of the Shiraishi family. Ran is proactive and active. I ask you to teach me how to study in order to do naughty things with my brother, whom I love. Even though he knows that his brother who is addicted to the trap should not be, he becomes addicted to Ran ... And it became known to his sister Non, and to the sequel "Shiraishi family's twin sisters sister Non-chan" ...