The rookie member of a bomb squad is killed while defusing a bomb. The case is brought to CID to investigate, who realise that despite initial evidence suggesting it was an accident, the case was anything but that. This was not a routine defusal gone wrong, but a sinister murder planned meticulously by a very clever murderer. Will CID be able to outsmart this killer and find out how, and why, the bomb squad officer was killed? Watch this episode to find out now.