This is a world of steam. Oil and gas are known and used in the furnaces of steam engines along with coal, since engineering has not yet reached the point of creating an internal combustion engine. Exkart, a simple guy working as a sewer man, received an offer that was difficult to refuse, namely to become an understudy for an aristocrat. It’s a job, as they say, don’t beat a man down, and it’s also money, not to mention other goodies. And everything would be fine if it weren’t for the strange things that began...