Police officer Tom Bevans is nicknamed the Sad Man by his colleagues. As a Family Liaison Officer he is always the bearer of bad news - it is his job to tell the friends and family of victims the fate of their loved ones.

But Tom is weighted down by crimes both old and new - haunted by the death of his best friend Dani, whose murder has never been solved.

When a rare opportunity emerges for Tom to take the lead in a horrific murder investigation, he is determined to get justice for the victim. A young girl has been found in her own home, cut so badly - and so carefully - that she has bled to death, leaving a deliberate pool of blood in the shape of angel wings....