Operation San Pietro

John Wick is forced out of retirement by a former associate looking to seize control of a shadowy international assassins’ guild. Bound by a blood oath to aid him, Wick travels to Rome and does battle against some of the world’s most dangerous killers.

When a shipment of heroin disappears between Italy and New York, a small-time pimp in Milan is framed for the theft. Two professional hitmen are dispatched from New York to find him, but the real thieves want to get rid of him before the New York killers get to him to eliminate any chance of them finding out he's the wrong man.

Billy Wong is a New York City cop whose partner is gunned down during a robbery. Billy and his new partner, Danny Garoni, are working security at a fashion show when a wealthy man's daughter, Laura Shapiro, is kidnapped. The Federal authorities suspect that Laura's father is involved with Mr. Ko, a Hong Kong drug kingpin, so the NYC police commissioner sends the two cops to Hong Kong to investigate.

Big Nick is back on the hunt in Europe and closing in on Donnie, who is embroiled in the treacherous and unpredictable world of diamond thieves and the infamous Panther mafia, as they plot a massive heist of the world's largest diamond exchange.