Huzzle Cast Square - Expert Difficulty Level

This puzzle consists of 4 pieces that are put together to form a square.

…Will you be able to take it apart?

What is In addition, these parts have a secret: every time their arrangement is changed when restoring the original shape, the solution changes.

Are you up to the challenge of completely solving the puzzle of this square?

The theme of this puzzle is "orientation." Created by Timonen, a Finn.