The Ring closes in on Chuck and the members of Operation Bartowski; Casey must secretly protect his daughter from the Ring; Big Mike receives news about the Buy More.

The Ring is closing in on Chuck and Operation Bartowski. Fortunately, Chuck's dad Steven is working hard to save his son. Meanwhile, Casey must secretly protect his daughter from the Ring, and Big Mike receives some serious news about the Buy More.

After his last dream, Chuck asks Morgan to help him on a side mission. Their investigation becomes complicated when Stephen J. Bartowski returns and learns that Chuck downloaded the Intersect 2.0. Luckily, Chuck's father may be able to help his son.

Chuck struggles with disturbing dreams and now he believes his most recent dream predicts danger for a visiting head of state. General Beckman however, is unconvinced and assigns Chuck to meet with a CIA psychiatrist Dr. Leo Dreyfus. Meanwhile, Ellie gets

Sarah and Chuck train under Laura and Craig Turner (Swoosie Kurtz and Fred Willard), a married CIA team with an impeccable record but stormy relationship; Casey trains Morgan.

While in Europe, Sarah and Chuck realize they’re traveling on a train with Spanish spies. Even though they’re all alone, they decide to take on these rogue agents. Of course, this impromptu mission doesn’t go smoothly. Meanwhile, Beckman orders her

Chuck, Sarah and Shaw reunite to find the Ring operative behind the death of Shaw's wife. Sarah has faith that Shaw is ready for the mission but Chuck is worried about his emotional stability. Meanwhile, Morgan considers leaving the Buy More.

Chuck has his pick of the best CIA agents for an undercover operation, but he has only one girl in mind for the job, Sarah. Casey, Morgan and Awesome team up to help Chuck win her back.

Chuck learns that his latest solo mission will be a final test to see if he is ready to be a spy. Chuck needs to put everything he has learned into action to avoid going back to his old life while Sarah and Shaw observe his every move.

Casey carries out a side mission for his old commanding officer James Keller that leads to him committing treason. When Chuck learns the dark truth about Col. Keller, he and Sarah set out to break Casey out of jail and clear his name. Meanwhile, Awesome's

When Chuck has problems flashing, he is left back at the castle during a mission.

Chuck promises to cook dinner for Ellie, Devon and Hannah, but must first complete a mission that involves him impersonating the world's most dangerous assassin. Meanwhile, Sarah tries to keep her relationship with Shaw strictly professional.

Sarah is paired with Shaw on their latest assignment, and much to her annoyance he attempts to get closer to her. The situation only gets worse when Chuck and Hannah are caught up in the mission.

Chuck must balance training Hannah at the Buy More with protecting his own asset, but Sarah and Casey aren't sure he's ready and keep intervening.

Chuck is sent on his first solo mission to Paris.

Chuck becomes Captain Awesome's handler in order to save him from the Ring.

Chuck draws Captain Awesome into a spy operation protecting a dictator.

When Carina is back in town, Chuck is assigned to a new mission with Sarah, but his emotions come in the way.

With the upgraded Intersect, Chuck now wants to become a real spy.