ORECS-422 A beautiful older sister and her inexperienced younger brother face off in a high-stakes game of rock-paper-scissors with a big cash prize on the line!? Even while saying, There’s no way I’d get excited over my sister!, the inexperienced younger brother gets visibly flustered and aroused, and his older sister also blushes at her brother’s impressive presence. A special edition featuring a close sibling relationship and a first-time romantic encounter. Umi-neechan, Mayu-neechan

Sibling showdown with a big cash prize on the line!

Older sister: Umi
Younger brother: Riku (virgin)

We used to bathe together when we were little…
I’m not really the type to get excited over my sister, lol

But his sister’s surprisingly mature figure left him speechless, and he quickly changed his tune. The younger brother was instantly turned on, lol

Blinded by the huge prize money enough to cover several family trips, the sister ends up helping her brother experience intimacy for the first time.
The brother goes at it with wild energy, unable to hold back.
The sister gets swept up by his intense passion and becomes completely overwhelmed.
Even after their first round, the younger brother still isn’t satisfied and asks for another round.

What is going on with these siblings? This is way too funny! lol
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Older sister: Mayu
Younger brother: Daisuke (virgin)

I’m not the kind of person who gets excited over my sister’s body, lol
We’re family…

He said that with total confidence, but he took it back way too fast, lol
His sister’s body turned out to be far more alluring than he ever imagined.
The virgin brother was instantly aroused, lol

With a prize amount roughly equal to half a year of house payments, the sister helps her brother experience intimacy for the first time.
The brother doesn’t care that it’s his sister and goes wild with passion, lol
The sister gets carried away by his intense energy and is completely overwhelmed.
Even after their first round, the younger brother still isn’t satisfied and asks for another round.

These siblings are way too intense! lol