The agents ask the Lone Gunmen to help find their friendly foe Yves Adele Harlow after former Area 51 Man-In-Black Morris Fletcher claims she is one of the super-soldiers.

Nathaniel Samuel Fisher, Jr: 1965 – 2002. Fisher & Sons has become Fisher & Diaz, and Rico is doing all he can to make sure he’s not a “gofer” anymore….

While the team investigates the murder of a toy company CEO, Castle uncovers a lead to his mysterious disappearance, launching him into a dangerous investigation of his own.