Hell-bent on vengeance, Caldo single-handedly storms the royal castle at Solide, a kingdom flourishing in the aftermath of a bitter regional war. To ensure victory, he enters strange pacts with hidden demons, but after toppling the throne, Caldo is indifferent to the nation’s people and politics, instead directing his dark arts upon the ruling family in a twisted desire for ultimate revenge.​

• Make sure you have this Visual C++ version installed:
• Visual C++ - This one comes with the original Japanese CD version.
• If you don't, then you might get this error upon starting the VN:
• Error.png
• Don't forget to restart your PC after installing the Visual C++ package.
• Extract the 'HimeYoku - A Sacrifice of Lust and Grace [Final] [Escude].zip' archive.
• Play the VN by running the 'princess.exe' executable.

• Dual Core Pentium or equivalent Processor.
• Intel HD 2000 or equivalent Graphics.
• 3.78 GB of free disk space (Recommended to have twice as much free disk space than this).