 Mariana and Joana are drawing sheep in elementary school; the teacher chooses Mariana s as the best, and pins it to the wall; then, the pleading stare of Joana leads her to make yet another choice, and pins Joana s sheep to the wall, too. Mariana and Joana seem to emulate and spy on each other all the time, and Joana happens to see how, after class, Mariana rips Joana s drawing from the wall exhibit, but in so doing, she drops an ink bottle on the floor. Joana does not say a word, but after Mariana leaves, she takes her rival s drawing off the wall, too. Next, the teacher demands that the culprit for the ink bottle to accuse herself. Mariana doesn t - and Joana comes forward, does taking the punishment she didn t deserve. Or did she? In a child-like ambiance, the very adult themes of envy, spying and fault.