DLSite (Jap): https://www.dlsite.com/maniax/work/=/product_id/RJ220540.html
Translation: https://ulmf.org/threads/second-penquin-the-third-princess-amusement.12523/
Note: This is a short text-based game without any sex scene CGs.
DLSite Description
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Story
The third princess kidnaps a certain...