From Collider · Chris McPherson · · 2m
Jack Reacher Returns With Susan Turner in New Book
Jack Reacher reunites with former commanding officer Susan Turner in Lee Child's new thriller Chain Reaction.
In brief
Jack Reacher reunites with former commanding officer Susan Turner in Lee Child's new thriller Chain Reaction. Jack Reacher reunites with former commanding officer Susan Turner in Lee Child's new thriller Chain Reaction. Originally reported by Collider.
Jack Reacher returns
Jack Reacher, the former military police officer, has been wandering across America for nearly three decades.
Susan Turner's return
Susan Turner, Reacher's former commanding officer, has risen to become a general in the military.
New book release
Chain Reaction, the latest installment in Lee Child's bestselling thriller series, arrives on October 20, 2026.
Reunion at diner
Reacher and Turner meet at a familiar diner where Turner is waiting for him.
Shared history
Their conversation begins with easy familiarity reflecting on their time together and separate lives since parting.
Turner's new role
Turner now leads G-99 Section, a powerful military investigative organization reporting directly to the Army's Chief of Staff.
Mystery begins
Turner has a problem requiring Reacher's talents, involving artificial intelligence, corporate espionage, and a conspiracy.
Reacher's skills
Reacher's old-school investigative instincts are pitted against a world increasingly dominated by technology.
Andrew Child's role
Andrew Child, Lee Child's brother, writes Chain Reaction as his first solo outing in the series.
Reunion details
Turner has been waiting for Reacher at a diner where she's in blue jeans and a black T-shirt.
Turner's past help
Turner owed Reacher her first promotion after he helped prove her innocence.
Reacher's response
Reacher says he's been living the dream without promotions, preferring the road over the army.
Turner's command
Turner's new command, CSA G-99 Section, is a merged unit of the best criminal investigators, counterintelligence, and military police.
G-99 Section's purpose
G-99 Section operates as a separate law enforcement operation inside the army, like the army's own FBI.
Turner's independence
Turner reports directly to the Army's Chief of Staff but wants to remain independent from political interference.
Reacher's help
Turner asks Reacher for help with a problem involving artificial intelligence, corporate espionage, and a conspiracy.
The main idea
Jack Reacher reunites with former commanding officer Susan Turner in Lee Child's new thriller Chain Reaction.
