- United States store
- Free to play
- Release date
- Nov 26, 2025
- Publisher
- Q.N gamestudio
About
"CIO" is a side-scrolling action adventure puzzle game. What seems like an ordinary day, darkness silently envelops the campus, You play as a pupil "Z", using your wisdom and bravery to solve every puzzle, activate every mechanism, defeat every enemy, and ultimately break free from the dark shroud！
Action · Adventure · Casual · Indie · RPG
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