Reichenbach Falls(2007)

Reichenbach Falls is a psychological thriller set in Edinburgh's gritty underbelly. Hard-boiled detective Jim Buchan's life begins to unravel as he reopens a century-old murder case alongside an old friend—a crime writer gathering material for a novel. Their investigation pulls them into Edinburgh's shadowy literary past, forcing Buchan to confront uncomfortable truths about himself and the case that consumed him. The Scottish capital becomes a character in its own right, its secrets and darkness mirroring the detective's own descent into doubt and obsession.