Carlos isn't sure how he feels about the news that his cousin Bernardo will be joining his class at Carver Elementary. But when Bernardo comes to live with him temporarily, taking over Carlos's top bunk, his spot on the school soccer team, and even his Papi's attention, Carlos knows he isn't happy. Worse, Bernardo starts messing with Carlos's pet geckos! Carlos tries to see past his cousin's annoying ways, but Bernardo sure doesn't make it easy. Will Carlos—and his geckos—survive Bernardo's visit? Can he keep the peace for his family's sake?