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Code: 9

AdventurePCSoloDemo Live

About this game

To save your life, an underground resistance group fused you with a hostile entity. Now as 'partners', you need to work as investigators to pay off your debt… and find out what truly happened to you.

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Install the free Steam demo.

Last checked 9 Nov 2026

Player receptionPositive91% positive · 12 Steam reviews ↗

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Code: 9

To save your life, an underground resistance group fused you with a hostile entity. Now as 'partners', you need to work as investigators to pay off your debt… and find out what truly happened to you.

Player reception: Positive · 91% positive · 12 Steam reviews

Available on Steam (PC) — Demo Live, checked 9 Nov 2026.

More about Code: 9

Code: 9 is a mystery game where players awaken with no memory in a world invaded by AETERNA, a nation using advanced technology. The resistance fused them with an entity named K.L.A.R.A. Players act as investigators to uncover Aeterna's secret while managing their debt. Core mechanics include exploring environments, deducing truths through the entity module, and confronting suspects via dialogue paths. The game emphasizes logical deduction and collaborative problem-solving with the entity partner.

Availability historyPast official availability changes
  • Demo LiveSteam · PC · 17 Sep 2026
  • Demo LiveSteam · PC · 11 Sep 2026