Season 4 Episode 21
As Agent Gale works to take down the task force, Red and Liz race to stop Kaplan from stealing a crucial piece of evidence that could compromise them all.
Season 4 Episode 22
"Mr. Kaplan: Conclusion"
With Kaplan set to testify against them, Red takes a risky gambit to save the task force and himself, and Liz confronts the truth about her past.