Pain and Agony Books in Order

Pain and Agony's new investigative partnership is disrupted when SISTER arrives with accusations and trouble. Within one week, the pair must handle a murder, a kidnapping and a national-security crisis while their living arrangements also unravel.

Pain and Agony's investigation business takes a dangerous turn when a federal agent coerces them into undercover work. The assignment offers a chance for revenge while drawing the dysfunctional partners into criminal conspiracies and increasingly violent complications.

An ex-mercenary called Pain and a former police detective called Agony pursue the people who killed their partners. Their mutual distrust makes cooperation difficult, even as criminals threaten to eliminate both of them before they find answers.

Pain and Agony's friendship with a criminal kingpin draws them into a violent dispute among longtime allies. With enemies closing in and an underworld queen appearing, they must decide which friendships can survive the cost of loyalty.

Pain and Agony refuse to submit to the powerful organizations demanding obedience. As agencies and dynasties move to crush their independence, the pair must confront enemies determined to punish anyone who challenges their control.

Pain expects relief after the death of his nemesis, but a powerful ally holds him responsible. With Agony beside him, he faces threats, shifting alliances, and betrayal that make survival more complicated than eliminating an enemy.