Oh no! A boy's beloved stuffed toy, Bongo, is missing. No one can help him. When he asks his abuela where Bongo is, she answers, "Yo no se. I don't know." Mom and Dad haven't seen Bongo either. Gato just says "Meow," and runs away. When Bongo finally turns up behind Dad's drum, the problem of Bongo's whereabouts is resolved . but it doesn't answer how Bongo got there! The boy decides to set a trap to catch the Bongo thief.

Rich illustrations help tell the story of a mystery cleverly solved.