When a teenager goes missing, it becomes clear that many young men and boys have disappeared at the hands of John Wayne Gacy, the prime suspect.
After a teenager disappears, officers track, interrogate and tail the man he was last seen with.

As police make a shocking discovery, the media circus begins; two teens navigate boyhood in Uptown.

A blizzard buries Chicago; Kozenczak tracks down Gacy's surviving victims; a teen learns sex work.

In the past, Gacy confesses to Sam how he groomed, sexually assaulted and killed boys and young men.

Jeffrey Rignall's story is told; Gacy's execution day brings protests, reunions and moral debates.
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