The Angel of Darkness (1997) is Caleb Carr’s sequel to The Alienist (1994).

This novel is narrated by Stevie Taggart, now a young man running his own tobacco store. He is reflecting on the 1897 case he assisted with investigating, the case of a women who kills babies & children.

The investigation begins with the search for the abducted child, Ana Linares, and concludes with a chase to find serial killer Elspeth Hunter/Libby Hatch before she harms Ana.

Carr also includes other characters separated from their parents. Clara, is the serial killer’s 8 year old daughter who has been living in a foster care arrangement with the Westons for 3 years.

Stevie Taggart includes in his story how he came to be living with Dr Kreizler after, from the age of 8, several years on the streets.