The team discover a sleeper agent with terrifying connections in the US military, but they need to find out her mission. With her access to US bases, Kate could be poised to carry out a devastating attack.
Back at the Fray, Bobby and Wendy are monitoring Soviet activity. While spending time with Wendy, Bobby spots an opportunity to rescue his bachelor reputation.
When Joe and Jim track Kate down, it turns out she is playing a dangerous double game. Whose side is she really on? And can they finally get to the heart of Operation Glass?