Sam Porter

Detective Sam Porter is the lead investigator in J.D. Barker's 4MK trilogy, a veteran detective haunted by his past while hunting a brilliant serial killer.

Detective Sam Porter is a character who embodies the grit and determination of a classic hardboiled detective, but with a modern psychological edge. As he hunts the Four Monkey Killer, he finds himself drawn into a complex game that challenges his moral compass and his sanity.

Porter’s journey throughout the 4MK trilogy is as much about confronting his own demons as it is about catching a killer. His intelligence and his deep sense of justice make him a compelling and relatable protagonist.

Reading Order

See the complete 4MK reading order for all books in the series.

Frequently Asked Questions

Who is Sam Porter?

Sam Porter is a detective with the Chicago Metro police and the lead investigator on the 4MK task force.

What is Sam Porter's background?

Porter is a seasoned detective with a complex and often tragic history that is gradually revealed throughout the trilogy.

How does Sam Porter interact with the 4MK?

Porter develops a unique and disturbing connection with the killer, particularly through the diaries that the 4MK leaves behind.

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