It began as a murder mystery, more than twenty years old and remaining unsolved, and it held a special fascination for Kim and Diana because Kim had inadvertently rented the scene of the crime - but as they were to discover, once you start digging in such circumstances, you're almost bound to disinter things that other people wish to keep hidden. You can place yourself in grave danger, and in extreme instances, you could lose your own life. The phrase "where the bodies are buried" takes on a new and sinister significance.
And if you're clever enough to find the murderer, it doesn't end there. How can it? When someone has killed, when someone has moved heaven and earth to cover up the deed and succeeded for so long a time there are going to be all kinds of smaller crimes that have arisen out of the original deception. Lies may be the least of them.
Even when you think you have found the truth, is it the whole truth? Because the fact of murder has a beginning somewhere, and that beginning may be far back beyond the actual motive...