For Magnus Positive Phototaxis players, this is a walkthrough and guidance for obtaining 100% achievements!
Chapter 1
- Take the yellow cartridge.
- Go south and inspect the remote control. Take a battery.
- Find the first fragment of papyrus in the drawer under the TV.
- Head southwest and pick up the red fan heater.
- Open the drawer of the left nightstand and take the blue lighter.
- Go north, then northeast to find a hallway with a locked door.
- Enter the first room on the left, then take the deodorant and the plunger.
- Use the plunger on the toilet to get a knife.

You like that sound.
- Back in the hallway, enter the second room on the left. Take the crowbar.
- Take some cables and screws from the table in the center of the room.
- Back in the hallway, enter the second room on the right and take the flash memory device.
- Leave the room, then go south and use the knife on the sofa to find a note.
- Head northwest and use the flash memory device on the large computer.
- Interact with the large computer and abort the program.
- Activate ‘POSITIVE_PHOTOAXIS.FOS’.

You interrupted the toxic program and started a positive message in its place.
- After a few seconds, pick up the clock.
- Backtrack to the hallway and enter the first room on the right.
- Place the fan heater, the deodorant, the screws, the battery, the lighter and the clock:
- Interact with the safe and enter: *309#.
- Take the key from the safe and use it on the locked door in the hallway.
- Go through the door to end the chapter.
Chapter 2
- Find the second fragment of papyrus on the stairs.
- Interact with the basin in the corner to find a key.
- Head upstairs and enter the first room on the left.
- Pick up the book, then use the crowbar on the plank with the eye. Pick up the scroll.
- Leave and go through the door on the right to find an organ.
- Interact with the pipes – the order is shown in the book: 53241867.

You found the answer in the Book.
- Take the third fragment of papyrus and leave the room.
- Interact with the electric box in the bottom right.
- Open the box and place the cables. Solution:
- Now, enter the room next to the electric box and examine the box on the left.
- You can find the code on the three papyrus fragments: 2278.
- Take the key and leave the room. Go downstairs.
- Use the key on the door on the right. Go through the door.
- Pick up the book from the floor.
- Interact with the third book on the right:

The mask hides the true face.
- Approach the altar and take another book.
- Place the two books, the key and the scroll:
- Enter the secret passage and take the skull.
- Go north and place the skull in the cavity.

Inside hides many things, such as the abyss and the tree of life.
- Go through the door to end the chapter.
Chapter 3
- Go east and interact with the pile of bricks to find a worm.
- Head north, then west and find a lockpick next to the fishing rod.
- Use the worm on the fishing rod to get a SIM card.
- Go east three times, then use the lockpick on the door. Solution: 321213.
- Enter the building and inspect the hanging cabinet on the left.
- Take the small key and the dagger.
- Inspect the locker and pick up the scheme.
- Go through the ‘PERSONEL’ door and use the SIM card on the telephone.
- Now, leave the building, go south, then northwest.
- Use the lockpick on the door. Solution: 132122.
- Enter the building and take the suction hose.
- Backtrack to the tractor at the start of the chapter and use the small key on it.
- Use the suction hose on the tractor, then go down to find a statue.
- Interact with the mechanism on the left and align the stones:
- Click on the X in the top right corner and pick up the wooden hammer.
- Use the hammer on the statue.

You destroyed the demon cult.
- Enter the secret room and use the dagger on the heart.

Act of mercy
- Back in the ‘PERSONEL’ room, interact with the valves. Solution: 74518.
Chapter 4
- Go east and take the schematic drawing.
- Now, go west two times and solve the puzzle:

You solved the puzzle.
- Take the casette and go west.
- Enter the hotel, then head through the first door on the right.
- Insert the casette in the casette player.
- Take the small key to room #5 from the table.
- Go through the door and pick up the eyeball.
- In room #5, inspect the strange box and insert the eyeball.
- The solution for the final puzzle is on the parchment in your inventory.
- Take the bus ticket and use it on the bus outside.