With the help of his loving son, an old octopus fisher goes on a trip. There was a very rich man who promised to pluck all the warabi off the mountain in a single day. An old couple turn to fraud to make more money at their store, but drive customers away.
We should stop trading with 
them or we'll be in danger.
Debemos dejar de hacer negocios con ellos.
Deberíamos dejar de hacer negocios con ellos.
Nós devíamos parar de negociar 
com eles ou vamos ficar em perigo.