Abigaëlle a disparu!

Romy wonders what mangosteens taste like, but Socrates says it's indescribable. They try to find something with a similar taste, but nothing like mangosteen! When Romy finally gets to taste it, she finds it delicious!

Romy makes a joke that Zazie finds hilarious, which makes Oceane a little jealous. She does everything she can to make Zazie laugh, but it doesn't work. When she stops trying so hard, she finally becomes hilarious!

They need to find a name for the park and Romy wants to be the one with the genius idea! She looks for inspiration, but finds nothing satisfactory. Socrates submits an idea she had without realizing it... and it's the winning name!

Christophe and Scapin go to Léon's café. Scapin is hungry! The more he eats, the hungrier he gets. He eats without stopping. When Scapin is finally full, everyone goes home. Scapin realizes that he has exaggerated!

Romy is drawn to a mysterious melody that she finds very captivating. She can't help following it and is determined to discover its source. She tries to convince Socrates, who is too busy reading his book, to help her look for it. They finally discover that the author is nothing but a bird sitting on top of a tree.