A killer who never raises his voice. A weapon nobody thinks to search for. At 5:52 in the morning, a cleaning cart hits a restroom door at Gate C14, and a cleaner finds a well-dressed man sitting against the tile wall. He isn't sleeping. There's a small, precise wound in his chest, and no sign that he ever saw it coming. Detective Mara Voss has worked homicide long enough to know that a killer who leaves no struggle, no forced entry, and no usable evidence is either very lucky or very practiced. Then a second victim turns up dead in seat 14C of a transatlantic flight, killed mid-air in front of a hundred and fifty sleeping passengers, and luck stops being an explanation. Both victims share one thing: a company, a cover-up, and a name from eight years ago that nobody wanted to say out loud again. As Voss and FBI Agent Sarah Reyes dig through a fraud case that was buried before it ever reached a courtroom, they realize the killer isn't finished. He has a list. He has patience. And he's already standing closer than anyone realizes. Final Boarding is a fast, character-driven murder mystery for readers who loved the tightly-plotted procedurals and airtight twists of the genre's biggest bestsellers - a story about what silence costs, and who's finally made to pay for it. Perfect for fans of gripping female-detective thrillers, airport and aviation mysteries, and slow-burn revenge stories with a gut-punch twist.