Story kicks off with the mysterious murder of a senator bearing the marks of a Soviet assassin, who was long thought to be dead. To hunt down the killer, a retired CIA operative, who spent his career going toe-to-toe with his Soviet nemesis, is teamed with a young FBI agent.

Evelyn Salt is a CIA agent and highly respected by all, including her boss, Ted Winter. Out of the blue, a Russian spy walks into their offices and offers a vital piece of information: the President of Russia will be assassinated during his forthcoming visit to New York City to attend the funeral of the recently deceased U.S. Vice President. The name of the assassin: Evelyn Salt. Concerned about the safety of her husband, who she cannot contact, she goes on the run. Winter refuses to accept that...