Annie Walker is removed from CIA training and thrust into the inner sanctum of the Agency for what appears to be their need of her exceptional linguistic skills, but there may be something or someone from her past that her CIA bosses are really after.

In order to stop a weapons shipment, Annie asks a former operative for help and attracts Henry Wilcox's and her former lover Ben Mercer's attention.

After Annie witnesses a suspicious purchase at an art auction, her follow-up brings a surprise visitor -- Ben Mercer -- back into her life.

An Iranian trade delegation member attending the WTO conference in Toronto escapes his handlers and contacts the CIA, hoping to parlay stolen intelligence into safe passage to the United States.

Annie is forced to confront her past when Ben Mercer walks into CIA Headquarters.

When Annie and Ben go back to Washington DC, Ben goes missing. Annie is assigned to keep a professional tennis player from Estonia safe.

Auggie is aided by a flight attendant (Rebecca Mader) while on his vacation to the international jazz festival in Istanbul. His trip turns into a mission when he inadvertently records the voice of the man who injured him during the war in Afghanistan.