An illustration of a fictional fantasy city Inceptus, located on a flying ship, with the last human kind representatives living on different levels of the city.

The Upper lever is the purest, with it's habitants running what is left of the government. Middle level are the working people, providing the most important for the well-being of all levels.

Lower level, or the Mechanism is the most important and the most unappreciated level. The people there make the city work, providing the power and energy for all, making the life on the ship possible.