Japanese x End of the World Demon King x Card RPG "Reverse Blue x Reverse End"
This is your mission——Lead the immortal boy and girl knights and stand against the gods as the "Demon King."

In a chaotic era where the gods and humanity fight for control of the stars, humanity has entered the "Ninth Orbital Human History" after eight crises of destruction.
Now, the gods are once again causing the "Orbital Correction" and are trying to completely erase humanity's existence from history.
You must lead the knights of the past eight orbital human histories and stand against the gods to reclaim the blue sky.
——Even if that means being called the "Demon King."

▼Charming characters with unique personalities
From the glorious warriors of the knights "Bladeline", to the mysterious priestesses of "Senshi", and the energetic boys and girls of "ORANGE"!

Meet various "knights" here and build bonds!
But——Everyone is called the "Demon King."

▼ Exhilarating battle production
The ultimate battle experience with gorgeous text effects, sophisticated SD character animation, and vivid voice production!

Swing your fists while shouting out the names of your ultimate moves!

▼ Fun base management
The last bastion of humanity, the base "GARDEN" floating under the sky. Here, run a ramen shop, clean the library, study human history, and explore everyday life outside of battle!

This is also a way to preserve the spark of human civilization~

▼ Unique worldview
An atmosphere that seems to whisper while looking up at the blue sky in late summer, an art style that preserves heat beneath the cold surface.
The gray apocalypse is attractive, but sometimes, feel this gloomy blue.

▼ Hidden settings without hiding
The game contains complex background settings that go beyond imagination, but you don't have to force yourself to remember them. Surrender to the flood of information and immerse yourself in the fascinating story and battles!
You can check the glossary and setting materials at any time in the game. Enjoy playing!