The Devil's Teardrop is a novel published in 1999, written by author Jeffery Deaver. It, like other books of Deaver's, is a suspense-crime novel and contains several plot twists. Deaver, whose suspense fiction has been hailed as "a thrill ride between covers" by the Los Angeles Times, imagines a chilling scenario: a killer who is set to strike on the last night of this millennium – and unleash a devastation plot of murder and mayhem. The devil's teardrop is also a nickname for obsidian. It was the basis for the 2010 made-for-TV movie of the same name, starring Tom Everett Scott and Natasha Henstridge. Synopsis From the Back cover: New Year's Eve, 1999. An early-morning machine-gun attack by the Digger, an emotionless, robotic killer, leaves dozens dead in the Washington D.C. subway system. In a message to the mayor's office, a criminal mastermind demands twenty million dollars by midnight or the capital will again be at the mercy of his accomplice. But en route to the money drop, the devious extortionist is killed in a freak accident. The Digger, without orders to desist, prepares for his midnight massacre. With the ransom note as the only evidence, Special Agent Margaret Lukas calls upon Parker Kincaid, a retired FBI agent and top forensic document examiner, to join the manhunt. By midnight, they must track down the Digger – or for hundreds, the first moments of the new millennium will be their last moments alive. Plot summary On New Year's Eve morning, 1999, in Dupont Circle, Washington, D.C., a killer referred to as 'the Digger' guns down tens of innocent people at the metro station. A man, Gilbert Havel, sends a letter to the Mayor Gerald Kennedy demanding twenty million dollars cash to be dropped off at a park near Interstate 66 in bags. The letter goes on to explain that if his demands are not met the Digger will continue to strike at secret locations – at 4 p.m., 8 p.m. and at Midnight. Kennedy decides to deliver the money to the extortionist to ensure no more innocents are harmed and to make sure the town doesn't lose faith in the Mayor as election time is nearing. Agent Margret Lukas, the agent responsible for the case, wants to either put tracking on the bags, or take the extortionist down when he comes for the money. However, Havel is killed in a hit-and-run