The Library Murdoku Case Guide & Walkthrough Tips
The Library — Murdoku Medium Case Guide
A medium 9×9 Murdoku case in a public library. Use hallway pairing, plant and chair constraints, and a one-row north offset to place nine people.
- Difficulty
- Medium
- Grid Size
- 9 × 9
- Official Link
- Play on murdoku.com ->
- Printable sheet
- Print or save as PDF ->

Scene
The Reading Room, Periodicals, Hallway, Reception, Fiction, and Archives divide the library into six areas. Plants, boxes, chairs, and carpets help reconstruct where everyone stood when Vishal was alone with the murderer.
Key Mechanic
Combine a shared hallway pair with furniture clues, room membership, and an exact one-row north relationship. Nine people on a 9×9 grid require one person in every row and column.
Suspects & Clues
Every suspect card is shown below. Use these clues together with the grid constraints to deduce positions.

She was in the Reading Room.

She was beside a plant.

She was in the Fiction area or in the Archives.

He was alone with someone in the Hallway.

She was on a carpet.

She was exactly one row north of Damien.

He was beside a box.

She was the only person sitting in a chair.

The Victim. He was alone with the murderer.
Regions
How to Play & Walkthrough Tips
Open the official case and use the strategy tips from this guide to work through the clues. Remember: place suspects only when forced, respect row and column constraints, and find the murderer last.
Open Official Case ->View case hint