It was late autumn in the city of Aragon. It was raining as usual, and there was a certain acrid scent coming from the water canals. Efforts had been made in the past to clean then, but they just got dirty again. These days the Lord did not bother wasting resources in a problem that did not seem to have any possible solution. In one of the many ancient sewers that fed into the canals, there was a farmer digging a tunnel. The tunnel led to one of the...