Dierks is a perverted adventurer entered a labyrinth known as the Maou’s forest and was defeated by the maou himself. But taking pity on him, the maou kindly recruited him as part of this demon army. Given a second chance, Dierks has two goals: to rise in the ranks of the demon army, and to defeat and have sex with those girls who come to attack the maou.​

• Extract to desired location.
• Mount BUNNYBLACK.mdf using favorite program [eg. PowerISO]
• Click install.EXE and install
• Paste in your installed directory "Bunny Black English Patch v1.00.exe" in installed directory.
• Run "Bunny Black English Patch v1.00.exe" in your installed directory
• SKIP NO6. UNLESS SO ONE CAN FIGURE OUT WHY IT WONT PATCH
• SKIP IT ""Bunny Black English Patch v1.20.exe" in your installed directory
• Finally Copy all contents v1.21 into install directory
• Click on Bunny.EXE to start playing.
• Patch deletes the game exe
• The patch isn't deleting the exe, your virus checker is flagging it as a virus and then removing it. Create an exception or use a less twitchy virus checker.
• Game won't run (error messages in Japanese about creating saves)
• The default install location is Program Files/bunny which depending on your OS, may or may not have administration issues. Run as admin or move the game folder to some other directory.

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