A woman wants a drug to slowly kill her mother-in-law. An old man is terrible to his servants, even when those servants are monsters. A frog from Kyoto and a frog from Osaka visit each other's cities.
but the protruding eyes of the 
frogs were looking backwards.
pero por tener los ojos sobresalientes
pero por tener los ojos saltones
mas os olhos dos sapos 
estavam olhando para trás.