When John joined the police department, his future looked bright. He had a loving family, a promising career, and a moral code that prevented him from compromising with criminals.

But while John's conscience kept him on an honest path, it also made him powerful enemies. A Mafia boss named Costello went after John's family, and his life changed forever.

Now, on the brink of despair and hungry for revenge, John sets out to stop Costello once and for all. To do that, he'll take down Costello's associates one by one, along with anyone else who gets in his way.

Can John free the city from the Mafia's grip? Will he avenge his family? Help him as he searches for clues, investigates crimes, and fights the diabolical criminals who hold the city in thrall.