•Why it earns a slot
Why it earns a slot: Chichikov is never caught or punished on the page, he just drives off while the town devours itself with theories, which is Gogol's real point: the fraud isn't one man's scheme, it's the whole bureaucratic system's default setting.
A con man tours provincial Russia buying the legal identities of dead serfs off landowners who can't quite believe what they're being asked, and the scheme works because everyone around him is running a smaller version of the same fraud.
This distillation is written from the freely available original, which is always the better read when you have the time: Project Gutenberg.