Chuck, Sarah and Casey learn about a man called “Perseus” who is behind Fulcrum’s plans to build their own Intersect. While Sarah  and Casey are sent to find Perseus, Chuck and Agent Cole Barker are forced to stay in a safety bunker. When the mission takes a dangerous turn, their orders to stay out of harm’s way go out the window.

Meanwhile, Morgan tries to convince Anna that moving in with him would be a bad idea.

original airdate-March 9,2009            rating 5.7 Million

music--Theme Song: "Short Skirt / Long Jacket" by Cake

1. "God & Suicide" by Blitzen Trapper
2. "Walk Like An Egyptian" by The Puppini Sisters
3. "Signs" by Bloc Party

Flashes:

• Chuck flashes on Howard.
• Chuck flashes on Orion.

Goof--In the penultimate scene, Chuck walks towards Ellie as she is taping boxes together. The camera pulls back revealing the top of the set and support struts.