Loading game…
Individual prerelease counts require verified game access. GaugeDB can record a count if Steam publishes one in its public chart, or when collection becomes available after release.
No Steam player count has been recorded for CIO yet.
Concurrent Steam players, not daily or monthly active users. Console and other launchers are excluded. Peaks cover GaugeDB’s recorded history.
"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！
Steam store description