Abyss School Guide | Floor 9 Puzzle Solution

A guide on how to solve the Floor 9 puzzle in Abyss School.

Game Guide by Sabi on Mar 16, 2025

In Abyss School, you have to go through 10 floors. Unlocking each will help you progress in the game. This guide will show you how to solve the Floor 9 puzzle.

Collecting The Flask and Solving Pulling Eggs Puzzle

Abyss School Guide, Collecting The Flask and Solving Pulling Eggs Puzzle

Take the hammer from the left room. Find the USB stick in the petri dish with the Abyss Zombie Elite and three Pulling Eggs.

Enter the cage's neighboring room and take the window handle from the petri dish. Install the handle into the same room's window to get the valve.

Enter the women's bathroom and shatter the wall. Use the valve to drain water in the crawl space. Then, open the iron door with the stall key.

Enter the red and yellow pool room. Swim in the red pool to fill two flasks. Then, put the filled flasks on the shelf. Do the same with the yellow flasks, and the blue card key will reveal itself.

Enter the blue liquid and plug a USB stick into the projector. Then, hop over the wall to see a puzzle. Arrange the things and the hammer from around the classroom.

Break the damaged wall with the hammer in the room with the red card key. Crawl through the hole to the window. Swim in the blue pool after baiting the Abyss Zombie Elite into the Pulling Egg. The chalkboard will read "Red + Yellow".

Lift the flask from the table and turn the crank to unlock the passage. Fill the flask with red liquid at the red pool. Swim back into yellow liquid to make orange.

Get the orange flask from the tray and take it to the chalkboard room. Enter the window, swim in the blue pool, retrieve the orange flask, and set it on the tray. This unlocks the gate.

Solving Gearing Puzzle

Abyss School Guide, Solving Gearing Puzzle

This part has many puzzle pieces scattered across rooms as the Abyss Follower follows you. Pulling two levers and installing two gears powers the door.

To complete the puzzle, find and collect four chess pieces. Then, find the puzzle room and place the chess pieces according to the paper on the shelf to get the yellow card key.

As you progress, collect both bolt cutter bits. One piece will be soiled; clean it in the bathroom. Once assembled, cut the chain using bolt cutters to get the green card key. Find a room with a 7 8 8 1 note. Enter this code into the bathroom safe to get the last gear.

Enter the door with both gears, levers, and four card keys. This causes a thrilling Abyss Follower chase. Survive the pursuit and reach the last door to reach the final floor.

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