The evidence against Emily is too much for the FBI and Boston Police Department to ignore, so they ask her to turn herself in. In the midst of chaos, old feelings come to the surface between Nick and Emily. Emily decides she would rather flee and try to solve the mystery that is ruining her life. Can Emily save her relationship with Flynn? Is it possible for agent Adam Radford to solve this mystery? Can Nick trust Emily anymore?

Jack helps save Emily’s life and finds a startling connection with Emily’s childhood. Emily discovers secrets from the past that relate to a childhood friend, Charles. Meanwhile, Tommy arrests Jack for helping Emily. Alice confronts Nick, which puts both her and Flynn in danger.