While the episode title sounds like it belongs to the series Mad Men , Season 3, Episode 6 of that show is actually titled "Guy Walks Into an Advertising Agency" . Chicago Fire Season 3 Episode 6 Review: Madmen and Fools
New paramedic Sylvie Brett goes above and beyond to help a mother, Mrs. Keating, regain custody of her son after he is taken by social services during a call.
Reviewers from noted that the episode felt "all personal" rather than focusing strictly on fire department business. It was praised for developing the father-daughter dynamic between Herrmann and Dawson and for strengthening the bond between Severide and Brett. Where to Watch