Original: The plot centers around a Chihuahua who gets dognapped in Mexico and has to escape from an evil Doberman, El Diablo, with help from a lonely German Shepherd, Delgado, and a hyperactive male Chihuahua, Papí, who has a desperate crush on her.
Simplified: The story is about a chihuahua who gets dognapped in Mexico and has to escape from an evil Doberman.