This year Silent Witness celebrates its 20th anniversary with five explosive stories that take the show into new and uncharted territories as well as delving into the murky depths of city life. Five contemporary thrillers that start amongst the familiar landscapes of London and end up in the dusty scrubland of Mexico.
When a romantic getaway to Paris takes a dark turn with the sudden disappearance of her boyfriend Tom aboard a train to the south of France, Alice is plunged into a web of intrigue and danger, uncovering shocking secrets about the man she thought she knew