Book 12 in the Titus Black series
"As Titus Black grapples with one of the secrets from his past, one of the CIA’s best assassins has gone rogue, putting the world’s tenuous peace in jeopardy once he begins his assault on some of the world’s most well-known leaders. Black gets tapped for his most dangerous mission to date, hunting down the man responsible for putting the world on the brink of war."