Who and why needed to kill Mr. Grant, a respectable elderly gentleman who had lived for many years in a small New England town? Local police chief Alvarez, leading the investigation, comes to the conclusion: the criminal is hunting for three priceless paintings, which Grant, according to rumors, illegally acquired during the Second World War. Did these masterpieces really exist? To make sure of this, he is forced to involve the famous expert Josie Prescott in the investigation. However, it soon turns out that Josie’s fingerprints remained on the knife that was used to kill Grant. Now it is she - the main suspect. And to prove her innocence, she needs to figure out the real killer...