Publisher's Synopsis
"[...] "Then the saints be praised," I ejaculated; "you are not the simpleton that I feared you were. But you go too far, mon ami, for all is true excepting one thing, the name of the spy, and that is-" "Let us be diplomatic," he interrupted, "until we are sure. Take the missing quantity X." "Why not Z?" I replied, and then I own I started with slight surprise at the coincidence, for the Countess herself cantered up to the side of the carriage, and I took her proffered hand. "I do not believe in Z," Monsieur Roche cried, raising his voice a little. "Zero cannot win the race, [...]."
