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Updated 2026-09-03
The Sexy, Heart-Pounding Study [Original]
Story by Takurou Art by Naokame [Artist]
AdultHentaiOneshotcreampiePaizuriDoujinshiBig BreastsTankoubonBoy Love (Yaoi)Girl Love (Yuri)IncestBrother and SisterHappy SexIdolsBathroom Intercourse
A childhood friend has become a famous idol and one thing leads to another. 1. The Sexy, Heart-Pounding Study ~My First Time Was Onii-chan~ 2. The Sexy, Heart-Pounding Study ~Mihoshi Is Punikyunyaa!? 3. The Sexy, Heart-Pounding Study ~My First Love Of An Onee-san Is A Gravure Idol~ 4. The Sexy, Heart-Pounding Study Ch.4 ~Mitsuki is a Kindergarten Teacher~ 4. The Sexy, Heart-Pounding Study Ch.4 ~Taking the Sisters as his Girlfriendsr~
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