A Suspended Detective in a Small Pennsylvania Town, a Missing Girl, and the Name a Mute Witness Can Just Barely Give Up

Here's the setup Lisa Regan opens her Detective Josie Quinn series on: Denton, Pennsylvania, a small town where everyone knows everyone, a seventeen-year-old named Isabelle Coleman has vanished without a trace, and the detective who should be running point on the search is on suspension. Josie Quinn has been benched for the alleged use of excessive force, and the official version of events is that she should be sitting at home until her hearing. Josie does not sit at home. She works the case anyway - off the books, off the badge, off the radar of the chief who put her on leave - because she is the kind of detective Regan is going to spend fifteen-plus books writing, which is the kind who cannot leave a missing girl unaccounted for, especially in a town this small.

What turns Vanishing Girls from a missing-person procedural into the more layered thing it becomes is the second girl. Josie, following a lead that wasn't supposed to be hers to follow, finds another young woman who nobody had reported missing - mute, unresponsive, damaged in ways the book takes its time describing. The only word she will give up is a name, Ramona, and the only physical detail that ties her to Isabelle is a neon tongue piercing that matches the one Isabelle wore. Two missing girls. One name between them. And a cold case file the Denton department had quietly dismissed as a hoax years earlier, which is where the trail starts to go.

A 4.0 reflects: a strong series opener that does what a first book in a long-running series has to do, a protagonist with enough mess in her personal life and enough nerve in her professional one to carry the next dozen books, a small-town setting Regan renders with the specificity of someone who knows that the worst things in a town like this happen because of who the people in charge are willing to protect, and a few reservations about the back-third pile-up that come with the territory of a debut trying to deliver a full thriller payload.

Josie Quinn, Off the Badge and On the Case

Josie is the engine of this book and of the series she launches, and Regan is careful to set her up as somebody who does not fit cleanly into the kickass-female-detective box even while she walks the outline of it. The suspension is the surface trouble. The deeper trouble is the personal life she has built around the damage she came up through. Josie is technically still married to Ray, a fellow Denton officer and her childhood sweetheart, and is engaged to Luke, a state trooper, and is still in the room with both of them in ways the divorce paperwork has not caught up to. She drinks more than she should. Her childhood was bad - the kind of bad readers learn in pieces rather than in a flashback dump - and her grandmother Lisette is the family she actually claims. Regan is not trying to make Josie likable in the conventional sense. She is trying to make her credible as the kind of person who would chase a missing girl into a place no sensible suspended detective would go, and the book earns the read of her.

The supporting cast does enough work that the series has somewhere to grow. Noah Farley, a newer officer who shows up clean and earnest in this first book, is clearly being set up for the long game. Ray is given more interior than the ex-husband archetype usually gets - he is not a villain in this story even when he behaves badly, which is the harder and better version of that character. Lisette is the kind of grandmother who walks off the page, and several readers single her out as the heart of the book. Regan is making choices here that are going to pay off later when the series has fifteen entries to fill, and the choices are smart ones.

The Case, the Town, and the Cold File Nobody Wanted to Reopen

The pleasures of the procedural are old-fashioned in the best way. Isabelle's disappearance is investigated through interviews, ground searches, school records, family pressure points. The second girl Josie finds reframes the whole case from a one-off into a pattern, and once the cold file gets pulled back off the shelf, the question stops being where Isabelle is and starts being who in Denton has spent years making sure no one looked too closely at where the missing girls were going. Regan is willing to make the answer ugly. The book is candid that the disappearances are tied to violence against women and girls of the worst kind, and that the people responsible have had cover from people whose job it was to look. The trigger-warning territory is real - kidnapping, sexual violence, abuse - and reviews across the board land on the same note: this is a thriller that does not soft-pedal what its monsters do.

The Denton-as-character work is where Regan's instincts come through clearest. Small Pennsylvania towns in fiction are usually either rendered as folksy or as Gothic, and Regan is doing neither. She is writing the version where the diner gossip is real, the police force is small enough that everyone has slept with or feuded with everyone else, and the institutional rot is the kind that grows specifically because the population is too small for accountability to outpace personal loyalty. Josie's suspension is not a side plot; it is the same problem the disappearances are a symptom of.

What Works, and Where It Strains

The strengths of the book are the ones first books in this kind of series have to nail: the protagonist's voice, the setting, and the sense that the author has somewhere to take the next book. Regan delivers on all three. Josie is sharply drawn from page one. Denton has texture. The personal-life mess between Josie, Ray, and Luke is set up with enough unfinished business that the next book has somewhere to go without forcing it.

Where the book strains is in the back third, and this is the most common note across the blog reviews and discussion threads. The conspiracy Josie uncovers is ambitious - several reviewers thought it tipped over into the implausible by the climax, with too many bad actors and too many connections all landing at once. The pacing builds well but asks for more credibility than the page count quite supports. It is the kind of stumble that does not kill a debut thriller and that a series can correct for as it goes, and from the reception of the books after this one, Regan does.

Why a 4

A 4.0 means: a confident, propulsive series opener with a protagonist who is going to be worth the next fifteen books; a willingness to take seriously the kind of violence the book is built around rather than use it as set dressing; a small-town setting that does institutional rot the right way; and a first-book strain in the climax that knocks half a star off but does not change the recommendation. If you read police procedurals for the long haul, this is the one to start the series on.

Rating: 4.0/5 ⭐

Perfect for: Police procedural readers, fans of female-detective series with messy personal lives, anyone starting a long-running series who wants a strong first entry, readers who like small-town settings where the institutions are part of the problem.

Skip if: Kidnapping and sexual violence against young women are a hard limit, you prefer thrillers with cleaner protagonists, or back-third conspiracy pile-ups are something you have hit your limit on in this genre.