Dora's storytelling activity leads to a family reunion. Baltazar confronts Valéria. Marcos tells Luz a secret about her family that changes everything.
New students join the fourth grade, but not everyone's happy about it. Valéria snoops around Dora's bookshop, and Otávio has a big talk with his mother.
Nic gets in the way of Sabina's evil plan. Marcos and Dora buy new clothes for Luz, who feels pressured to take official photos for the school website.