The New Masters

Faro is a beautiful coastal town with a marina and wonderful blue waters, it is an old city with historic buildings and an inner wall where the army and rich merchants lived, but there is a problem you can hear it like swarm bees long before you see them; rats are building a city in the ancient the sewer system and get sunlight through the storm drains, not to forget they a have an army to, vermin come ashore from long boats, established a colony thrived and married into the local rats. At night thousands of them come over ground and clean the city of waste, the sanitation dep, has little to do in a town with no litter, but how long will it takes before the vermin are strong and ready to expel the humans?