When a train carrying atomic warheads mysteriously crashes in the former Soviet Union, a nuclear specialist discovers the accident is really part of a plot to cover up the theft of the weapons. Assigned to help her recover the missing bombs is a crack Special Forces Colonel.
Role: Dr. Julia Kelly
Margaret becomes obsessed with discovering the truth behind her son's disappearance, leading her to a person of interest. Hilary tries to keep up appearances while her marriage is falling apart. Mercy is caught up in an intense affair with a man whose trauma mirrors hers.
Role: Margaret
One year earlier, Margaret and Mercy meet at an extravagant yacht party forging an unlikely connection, as Hilary wrestles with whether she wants to start a family. An incident occurs that will forever change the course of all our characters' lives.
Role: Margaret
Three expat women living in Hong Kong cross paths at a birthday party where it becomes evident they share a mysterious connection from their past.
Role: Margaret