You rode the train. Now name your killer.
The final clue and the solution do not live in the book. They live here. Pick your case, solve it down to the final two names, then name your killer in the Verdict Room.
The Train Killer (Volume 1)
A body in carriage 12. 35,000 passengers, 17 clues, one killer still on board.
The Train Killer (Volume 2)
The Meridian, Ostend to Sofia. A woman dead among the mail sacks, the doors held at Bruges, and nobody allowed off. 35,000 names, 17 clues, and a note written in marks that nobody can read. Two travellers reach the buffers, and they have the same name.
COMING SOON
The Train Killer (Volume 3)
Zurich, before six in the morning, a woman behind the luggage trolleys on Platform 4. Mercer opens his whole file to you: the scene, the witnesses, the railway's day sheet. Five trains, 25,000 passengers, a ticket rebuilt out of the rain, 28 clues. Two riders reach the end of the line, and only one of them was the last to leave.