A young woman falls to her death. The only people with her are four school friends. One - or maybe all of them- is responsible. Twenty years later someone is intent on letting them have their just desserts. DCI Andrew Fenwick is soon caught up in a desperate race against time to find the murderer before he completes his bloody vendetta. As the death toll mounts, he must draw the predator out of the shadows and into an unconventional trap with the ultimate bait.