The episode’s flashbacks take Henry back to 1890s New York, where he deals with the harsh realities of the tenements and the concept of "protecting one's own." Key Guide Elements for Season 1, Episode 5
Henry attempts to help a young man in the impoverished tenements. Forever_1x05
Their professional bond strengthens as Jo begins to trust Henry’s "eccentric" but effective methods more deeply. The episode’s flashbacks take Henry back to 1890s