: Michael and Sara attempt to keep Christina captive and reason with her, but she manages to escape.

Season 4, Episode 19 of , titled " S.O.B. " , originally aired on May 1, 2009. In this episode, Michael and Lincoln face off against their mother, Christina Rose Scofield, while trying to secure Scylla and navigate a web of betrayals. Detailed Plot Overview

: The episode concludes with all major parties heading toward a global energy technology congress in Miami, which Mahone suspects is a setup. Where to Watch

: Michael has a tense reunion with his mother, Christina. During their encounter, she reveals a shocking secret: Lincoln is adopted , and thus they are not biological brothers.

You can currently stream or purchase on the following platforms: Streaming : Available on Hulu .