Victoria and Alexis lost their parents from a horrible murder when they were only twelve years old, leaving them with no one, until a man named Tom took them in a year later. But he's not just any ordinary person. He works for an agency of assassins and taking the twins in with him, he trains them to kill. What can be better than them killing convicts? Avenging their parents. While on this path they find humor, adventure, love, and a new meaning of life.