Secretly furloughed from prison due to failing health, Lex Luthor visits his sister, Lena, to seek her help finding a cure. Savvy as ever, Lena is suspicious of Lex’s motives…

The dying Observer comes to see Walter and Peter, who must take extreme measures to learn what secrets he hides and determine if he knows where Olivia is. Meanwhile, David…

The Observer chooses to do something other than observe, abducting a college student. However, when the Fringe team investigates, they discover that there is more than one Observer.. in both…

Oliver tries to help a young street girl, Mia AKA Speedy, get out of her dangerous life by offering to train her, but Mia double crosses him. Lois asks Clark…

Shawn and Gus work with two retired police officers to solve the murder of a police chief.