This guide is mapped to Cameroon Cell in the checked mobile ordering. If Level 89 shows another country, use the title and screenshot rather than the number alone.
Quick clue
Begin by checking the same objects shown in the screenshot. The short clue below gets you moving without exposing every later puzzle step at once.
100 Doors Escape from Prison Level 89 quick clue: On the bookshelf to the right of the door you will find a water gun. Move the pillow aside and take away the strings.
Step-by-step walkthrough
Inspect the cell
On the bookshelf to the right of the door you will find a water gun. Move the pillow aside and take away the strings. Examine the sink and set the taps: cold for 8 hours and hot for 5.
Important notes
- This guide is mapped to Level 89, the Cameroon cell, in the checked mobile ordering.
- Pick up each named item before trying to use or combine it.
- If the room artwork differs, match the country label and screenshot before following the numbered guide.
- Wait for the door animation before leaving the puzzle screen.
Useful solving habits
- 1Tap small objects once to move them into the inventory.
- 2Open the inventory item before combining two pieces when a direct drag does not register.
- 3Codes should be entered only after the matching clue has been revealed.
- 4Reset the room if a multi-step puzzle stops responding after an out-of-order action.
Items and completion
The walkthrough covers every item required to unlock this cell. Optional evidence items, when present in later app versions, do not change the door solution.
Cameroon Cell: Compare the country label and room layout before copying the object order or code.
What the video shows
The clip records this numbered door in a published mobile build. Updates can reorder country cells, so use the screenshot and country title above to confirm the match; the written steps are mapped to the checked image.
What to watch closely
On the bookshelf to the right of the door you will find a water gun. Move the pillow aside and take away the strings. Pause before each inventory combination if the game does not register a drag on the first attempt.
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