Sara and Laszlo rush to find the missing child, and to make sure Libby's locked up.
The Alienist – Angel of Darkness FINALE: “Better Angels”

Sara and Laszlo rush to find the missing child, and to make sure Libby's locked up.
While Byrnes causes brutality to find the missing Vanderbilt baby, Sara, John, and Laszlo keep up their investigation.
Dr. Kreizler deals with tragedy while Libby prepares to snatch a new child
Sara finds more clues while Moore continues falling out of favour with high society
Sara gets closer to some truths while Kreizler finally gets to put Senora Linares under hypnosis
During 1896 in New York, when Teddy Roosevelt is Commissioner of the PD, a gruesome murder occurs, dragging alienist Dr. Laszlo Kreizler into the investigation.