An assassin's refusal to kill turns deadly.

Chris Davis and his sister are orphaned after murdering their father. For a decade, they're confined to an Amish farm and trained to become master assassins in the art of undetected killing.

While the siblings complete missions in Rome and Antwerp, a desperate Boston hedge fund manager makes a big bet that a biotech company has a cancer cure. Then the stock drops 73% and keeps falling.

In apparent retaliation, the siblings are assigned to murder a biotech executive. They plan to poison the target during a Caribbean cruise until Chris defies the order and goes rogue. He decides to protect Anna Monteiro at all costs, neutralize the hedge fund manager, blackmail a greedy drug company president, and kill his nemesis of 28 years. The results are catastrophic.

The suspense thriller includes intriguing and complex characters, brainwashing, sextortion, extortion, revenge, romance and omnipotent control over a network of assassins.

The international thriller includes 135 online photos of action scenes in 15 cities in 6 countries.