Keyword Disbelieving Cop

Los Angeles, 1928. When single mother Christine Collins leaves for work, her son vanishes without a trace. Five months later, the police reunite mother and son. But when Christine suspects that the boy returned to her isn't her child, her quest for truth exposes a world of corruption.

A coroner's assistant, who is also a law student, gets involved in a strange case involving his girlfriend's place of employment (a hospital), prostitutes, a defrocked priest, and vampires.