The Hellfire Club (Charlie and Margaret Marder Mystery, 1)

A young Congressman stumbles on the powerful political underworld of 1950's D.C. in this "potent thriller" (David Baldacci) and New York Times bestseller from CNN correspondent Jake Tapper.
Charlie Marder is an unlikely Congressman. Thrust into office by his family ties after his predecessor died mysteriously, Charlie is struggling to navigate the dangerous waters of 1950s Washington, DC, alongside his young wife Margaret, a zoologist with ambitions of her own. Amid the swirl of glamorous and powerful political leaders and deal makers, a mysterious fatal car accident thrusts Charlie and Margaret into an underworld of backroom deals, secret societies, and a plot that could change the course of history. When Charlie discovers a conspiracy that reaches the highest levels of governance, he has to fight not only for his principles and his newfound political career...but for his life.