: Michael, Lincoln, and their former enemies (including Mahone and Bellick) team up under DHS Agent Donald Self to recover Scylla , a digital "black book" containing The Company's secrets.
, often referred to as the Company's "little black book." It is initially thought to be a digital list of Company operatives but is later revealed to be a "top piece" of revolutionary technology containing blueprints for advanced renewable energy (like power cells and desalination). Where to Watch index of prison break season 4 top
Linc held it up to the dim light of the warehouse. “This is it? The whole key to Scylla?” : Michael, Lincoln, and their former enemies (including
24 episodes (22 TV episodes + the 2-part The Final Break movie). “This is it
In Season 4, the tables are completely turned. Instead of breaking out of a prison, Michael and his team are recruited by Homeland Security to break in to the headquarters of "The Company."
Michael reunites with the gang in LA. Homeland Security Agent Don Self offers them immunity in exchange for taking down The Company.