A subway explosion sends a flood of patients to the Knick; while being pursued by Henry, Lucy heeds advice from one of Ping Wu's girls. Later, a troubled addict makes an ideal test case for Thackery's theory on addiction; Bertie submits his adrenalin findings to Zinberg; Cornelia uncovers a clue about Speight's death; Barrow pays off a debt; Genevieve charms the Chickerings; and Harriet becomes a boardinghouse pariah.moreless
When Abby's condition worsens, Thackery's puts his syphilis treatment to the test. Edwards comes clean to Opal. Harriet has her day in court while Cleary scrambles to raise funds for her legal costs. Bertie undergoes physical training. Barrow loses a sponsor for The Knick. Gallinger's prejudices are bolstered. Cornelia probes Speight's death while Lucy laments her lot in life.moreless
Edwards aids Thackery in testing out a new hypothesis. Genevieve Everidge works a story on a Thackery competitor. Cornelia is upset about the limits of Phillip's sympathies. Barrow must deal with a new adversary at Tammany Hall. While at a class reunion, a discussion of eugenics grabs Gallinger's attention.moreless
A deranged playwright who kills critics escapes from lockup, and Shawn and Gus must find him before he murders again. The case, however, takes a musical turn.
Amaro's detective instincts tingle after a strange conversation with a professor. The team's investigation into sexual abuse at the private school, however, is stymied by a powerful board that's unwilling to expose the school to scandal. As more victims identify themselves, Benson and Barba reach out to a retired educator to get justice.moreless
A nurse, whose brother owns the home-nursing company she works for, takes her childhood abandonment frustrations at her mother out on the rich elderly women the company cares for, leaving the detectives to believe they have a money-hungry serial killer on the loose. The detectives know the nurse has committed the murders of what they thought were six people, but they cannot prove it, that is until Benson and Stabler do a little roleplaying and get the nurse to confess that she has killed numerous elderly women and framed the murders on her brother as a way to get back at her mother and brother.moreless