Joona Linna Crime Series Books 1 and 2: The Hypnotist, The Nightmare

Joona Linna Crime Series Books 1-3: The Hypnotist, The Nightmare, The Fire Witness

The Sleepwalker: The brand new 2025 Detective Joona Linna crime thriller

The Spider: The only serial killer crime thriller you need to read this year

Stalker (free sampler)