修学旅行生×えっちな課外授業 1本のデカちんを友達3人でキツキツちびマンにハメ比べちんちん研究！友達みんなで初めてのなかよし絶頂セックス！！
School excursion student x crazy extracurricular lesson One decachin study with 3 friends compared to a sneak plucky man! It's the first time for all of my friends to have a good orgasmic sex! !
