Keep Calm, a thriller set in the United Kingdom, it's the 2016 debut novel by Mike Binder.
Adam Tatum, an American ex-cop, is tricked into a plot to overthrow the British prime minister.
Publishers Weekly called Keep Calm "gripping" and a "tense political thriller."
Kirkus Reviews wrote in its review, "ItâÂÂs one thing for thrills to come cheap, but they needn't be so unimaginative or so lacking in finesse."