A missing football player becomes the prime suspect in the murder of a woman whose body is discovered floating in the East River.

A teenager's need for parental love, acceptance and recognition sets in motion the events leading to the deaths of 23 concert goers for a band's illegal pyrotechnics.

Green and Cassady investigate after Sean Archer, a producer who had recently adopted a child from Africa with his wife, well-known actress Sofia, is gunned down outside an ice cream shop while holding baby Christopher. The shooting is soon linked to the recent adoption of Christopher, which had received international scrutiny because it appeared to have been pushed through based on the couple's celebrity status. McCoy and Rubirosa initially investigate the murder of Sean Archer, which soon turns into an investigation of a child's death when the identity of baby Christopher comes under question.

Detectives Lupo and Bernard investigate when the writer of a bestselling memoir is found dead in a community of male prostitutes.