Here’s a complete walkthrough and step-by-step guide for Escape from Mental Hospital Level 18. Inside the dark and creepy halls of an abandoned mental hospital, a young woman named Sophie wakes up with no idea who she is or how she ended up there. With danger around every corner, she must explore the asylum, find hidden clues, solve challenging puzzles, and search for a way to escape. Her only goal is simple: escape the mental hospital. Follow Sophie as she unlocks doors, discovers secrets, and works her way through 100 challenging doors in this thrilling escape room adventure.
Escape from Mental Hospital Level 18
Step by Step Guide
- Step 1. Build the Charger: Collect the two battery cells, dial knob, and charging dock. Connect the dock to the outlet, add the knob and battery cells, and assemble the charger.
- Step 2. Charge the Battery: Pick up the dead battery and capsule vial. Place the battery in the charger and let it charge fully.
- Step 3. Solve the Liquid Puzzle: Complete the vial-sorting puzzle by separating the pink, sky-blue, and yellow liquids into their matching tubes. Collect a liquid sample with the capsule vial.
- Step 4. Reveal the Code: Insert the charged battery into the machine and apply the liquid sample to the scanner. The machine reveals the code 7350.
- Step 5. Escape: Enter 7350 on the keypad beside the exit door to complete Level 18.

Video Walkthrough
Great job on Level 18! Ready for more? Click here to continue to Level 19