Jimmy Five believes he has found the hidden treasure of a pirate; Monica is so happy, she decides to help him find it.

Monica displays her art in the town square, not knowing her friend was her competition.

Cascarón decides to go to the store to buy a ring for his girlfriend but, to his great surprise, he finds his old nanny and the friends Cebollita and Mónica.

Cebollita and Cascarón are playing in Cascarón's room and they spend it so well that they do not realize the mess they have put together. When they want to leave the room there is such a disorder that they can not find the door.

Monica, Jimmy Five, Smudge, and Maggy live very fun adventures.

Smudge builds a tin can telephone, but he can't make it work. Jimmy Five decides to show his friend he is an expert in this kind of communication.