The Tenth Anniversary

Monkstead, just south of Bristol, was the scene ten years ago of the violent and still-unsolved 'Monkstead Honeymoon Cottage Murders'. Inspector Ridley, who had been working on the case for 10 years, would go down to the crime scene every year on the anniversary and poke around a bit. But Inspector Ridley went missing on the tenth anniversary, and the 'Old Man' has dumped the ten-year-old case on Inspector Sadler and Sergeant Green. It seems Ridley had phoned his Sergeant on Friday morning and said he had evidence that would wrap up the case...