This summer at the Martins Farm has it all! Bibi and Tina are dying to find out what secret the young Spaniard Chico de la Mancha is hiding. A game night comes at just the right time: Bibi Chico wants to get to the bottom of Truth or Dare. But is Chico even telling the truth? Bibi and Tina can't think too much about it, because a storm and the birth of a foal are on the horizon... A summer full of adventures with the best friends there are: Bibi and Tina!"