Martyn V. Halm 's Books

A very well recieved series by Martyn V. Halm are the books, featuring tropes. The most popular books are Peccadillo - A Katla Novel (Amsterdam Assassin Series Book 2), Microchip Murder - A Katla KillFile (Amsterdam Assassin Series), Fundamental Error - A Katla KillFile (Amsterdam Assassin Series), Locked Room - A Katla KillFile (Amsterdam Assassin Series), which was published in 2022.