Margaret Wells struggles to reconcile her roles as brothel owner and mother to her daughters. When her business comes under attack from a rival madam with a ruthless streak, Margaret must fight back even if it means losing her family and possibly her life.
After the previous reviewer's tirade about including black people as just being PC and pandering, I was curious and did a little research of my own. According to an historian's article on the history of black people in Britain (which is near the top of google results for "black people in 1700's England) it seems the portrayal in Harlots is spot on. Everything from interracial couples in the lower classes to servants in aristocratic households and a lot of other interesting things I had no idea about.
So while I think his review has no value as a review of the show, it did inspire me to learn something new.