Section 1After the castle collapses, go counterclockwise back to the starting area. Slide the block up to form a path and walk to the exit.
Section 2After activating the mechanism, go counterclockwise around the tower corner and enter the room.
Section 3Go downstairs counterclockwise, then rotate the cross mechanism to align the path and trigger the switch.Then slide the block upward. The mysterious person will meet Noor along the path, and you can trigger the switch again.