The season 1 finale, , brings the Index Link to a head. As Olivia, Peter, and Walter navigate a complex plot involving a train heading towards a catastrophic event, they finally understand the significance of the Index. The episode reveals that the Observer has been manipulating events to bring about a catastrophic convergence of parallel universes. The Index, it turns out, contains information about the impending disaster, and Walter's research has unknowingly contributed to the Observer's plans.
: A woman with a rare disease becomes a walking radiation weapon. fringe season 1 index link
Fringe Season 1 (2008–2009) consists of 20 episodes that introduce FBI Special Agent Olivia Dunham, eccentric scientist Dr. Walter Bishop, and his estranged son Peter as they investigate "The Pattern"—a series of bizarre, scientifically unexplained events. Official Streaming and Purchase Links The season 1 finale, , brings the Index Link to a head
A man on a plane mutates into a terrifying creature, hinting at government bio-weapons. The Index, it turns out, contains information about
A killer targets individuals by sending a lethal digital signal through their computer screens, melting their brains. Peter and Olivia must stop the virus before it goes viral. 13. The Transformation (Episode 13)