Overview of Furious Fu :
“Furious Fu” is the 4th episode of the series, The Miracle: Tales of Ladybug & Cat Noir.  According to the series production series, “Furious Fu” is the 6th written and produced episode of Season 4. It is also the 84th edition and production of the series, in total.
Ladybug and Cat Noir face someone they know very well, and they never thought they would have to fight one day.
You know why you can’t come. When he made a new Guardian, his memory was magically erased. Now, The master Fu is just like the everyone else. He does not know about Miracles, my secret identity or you My Kwamis!!