Story:
The magician shows the four Aces. He places the two black Aces on the table, and keeps the two red Aces in his hands. Mysteriously, the cards change places! Indeed, it was very fast; the magician agrees to repeat the effect… but it remains incomprehensible to the spectators. The magician then agrees to explain the trick… but in the end, he ends up fooling them once again! Success guaranteed!