This is the last puzzle in the game. For this puzzle, we must explain what Scene to set up for our partner. They can use switches to bring out certain set pieces. After a scene is set up. They press the white switch to advance to the next scene.
Here is a guide for each scene:
Scene 1: Castle & People
Scene 2: Castle, King, & Queen
Scene 3: Castle, King, Queen, & People
Scene 4: Castle, Murdering King, Queen, and People
Scene 5: King Only, Activate "Blood Light"
After they need to press the white switch to confirm. This will unlock the hatch to the end of the game. Assuming you did this without dying and No Errors. Both players will get the Achievement🏆
**If you fail or input the wrong answer. You can restart this puzzle through Chapter Select. (The last checkpoint is the spike puzzle. But it's better than replaying the whole game to try again)
Here are my Video Guides: