The fourth season of Reacher is over, but Jack Reacher should not be away from Prime Video for very long. Season 5 has not only been confirmed, but filming is already underway, and we know which Lee Child story Alan Ritchson will be taking on next: Make Me, the twentieth novel in the series, published in 2015.

The book begins in a way that feels almost tailor-made for Reacher: with a completely random decision, a strange town, and the growing sense that everyone around him knows something he does not. Prime Video has also confirmed much of the new cast. Alan Ritchson, naturally, returns as Jack Reacher, while Amanda Ip will play Michelle Chang, perhaps the most important name for anyone familiar with the book.

Jay Baruchel will play police chief Buck Bauer, Kevin Durand is Nokes, and Ciara Bravo appears as Eunice. Those names already suggest that the adaptation will make some significant changes, because they do not correspond directly to the central characters as they appear in the novel. The series, then, seems likely to continue doing what it has done before: preserving Lee Child’s basic structure while rearranging characters and functions around it.

Michelle Chang may be especially interesting.

A former FBI agent turned private investigator, she is waiting for her partner, Keever, when Reacher gets off a train in Mother’s Rest. At first, Chang mistakes Reacher for the man she is supposed to meet, simply because she is expecting someone large. Keever, however, has disappeared after asking for help with an investigation about which he left almost no information.

Reacher has no commitments, no address, and nowhere urgent to be, so he decides to stay. In other words, we are back to one of the simplest — and best — Reacher premises: he arrives somewhere by accident, notices that something is wrong and cannot leave until he finds out what it is.

From this point on, there are major spoilers for Make Me.

The first revelation is one the reader knows before Reacher does: Keever is not simply missing. He is dead. The novel opens with his body being buried by an excavator in a pig pen near Mother’s Rest, where the animals’ constant movement will help conceal evidence of the grave.

Reacher and Chang spend much of the story trying to discover what happened to him, following an investigation that moves far beyond the small town and takes them through Oklahoma City, Los Angeles, Chicago, Phoenix, and the San Francisco area.

One of the few clues Keever leaves behind is especially disturbing: a reference to “200 deaths.”

That is where Make Me begins to move away from what initially looks like a conventional missing-person thriller and into something much darker. Reacher and Chang find connections to Peter McCann, a man who was trying to discover what had happened to his son, Michael. Michael suffered from anhedonia, spent much of his life online, and frequented forums related to suicide. His disappearance eventually leads the investigation into the Deep Web and, finally, back to Mother’s Rest.

The town is hiding a clandestine operation that appears to offer assisted suicide. Vulnerable people who want to die are directed to Mother’s Rest, where they can either buy Nembutal or pay for a more expensive service, almost like a complete package: they travel to town, stay at the motel, and are taken to a rural property where they believe they will be given a painless death.

But that is only the first twist.

The assisted-suicide operation is a front. The people who arrive there, already vulnerable and believing they have chosen how they will die, are abducted and turned into victims in custom-made murder films. The location functions almost like a professional studio, with cameras, lighting, microphones, and restraint equipment. Clients on the Deep Web pay to decide how victims will be tortured and killed and later watch the recordings.

Reacher and Chang discover records of more than two hundred films produced over roughly five years, finally explaining Keever’s disturbing clue.

It is probably one of the most unsettling revelations in the entire Lee Child series, and it also explains why Make Me could work so well on television. The mystery begins small, becomes progressively stranger, and only reveals the true scale of the horror very late in the story. Even when the novel was first published, critics noted that it pushed Reacher into unusually dark territory, almost bordering on horror.

There is another element that could significantly change the dynamic of Season 5: Michelle Chang is not only Reacher’s investigative partner.

The two become romantically involved during the story and finish Make Me together. The relationship, like almost everything in Reacher’s life, is not exactly built to last. A later book reveals that Chang stayed with him for only a few days before leaving, with a comparison that sums Reacher up beautifully: he was like New York City, somewhere she loved visiting but could never live.

We may also see a physically more vulnerable Reacher. During the investigation, he suffers a serious head injury after confronting an assassin, and the novel uses that to remind us that, however imposing he may be, he is not indestructible. Make Me works with precisely that contrast between a man who seems impossible to bring down and a conspiracy whose true horror takes even him a long time to understand.

The question now is how much of this Prime Video will actually be willing to show.

The basic premise has already been officially confirmed: Reacher gets off a train in Mother’s Rest, meets an investigator searching for a missing person and becomes drawn into a criminal conspiracy. The studio, naturally, has not said how closely it intends to reproduce the darkest elements of the book.

As for the release date, it is important not to turn an estimate into confirmation. Prime Video has not yet announced an official premiere date for Season 5. Filming began in July 2026 in Canada, which makes 2027 the safest expectation for now. Published estimates vary considerably, with some outlets pointing to spring or summer 2027 and others suggesting later in the year, so it is still too early to confidently name even a specific half of the year.

What we do know is that Reacher will once again replace almost the entire world around Alan Ritchson. A new town, a new partner, new enemies, and, if the series remains reasonably faithful to Make Me, one of the ugliest secrets Jack Reacher has ever uncovered simply because he decided to get off a train.