"Simon is a child like everyone, but more timid. This quality puts him in a lot of trouble, because whenever someone asks for something "please," no matter how strange the request is, he can never say no. When they realize this in their school, their problems turn into nightmares. Everyone starts asking for favors, including teachers and the people of the city, so he soon finds himself doing things as dangerous as extraordinary. But nothing so dangerous as confronting Rudolfo and his gang. When that day arrives, Simon has to pronounce the correct word: NO! "