Below is the official synopsis for episode two of Fringe Season 3, entitled The Box.

WALTER COPES WITH CONSEQUENCES OF HIS CHOICES ON AN ALL-NEW “FRINGE”

The story alternates to the Fringe Team “over here” where they investigate a mystifying case that people are discovered in a trance-like state that ultimately leads to their death. The unlikely suspect: a mysterious box. As Peter and Walter collaborate to study its properties, alternate Olivia presses on and turns up the heat on an unsuspecting Peter. Meanwhile, key information about the future is revealed when Walter and Nina meet at Massive Dynamic for the emotional reading of the last will and testament of William Bell in the all-new “The Box” episode of FRINGE airing Thursday, Sept. 30 (9:00-10:00 PM ET/PT) on FOX.

Cast: Anna Torv as Olivia Dunham; Joshua Jackson as Peter Bishop; John Noble as Walter Bishop; Lance Reddick as Phillip Broyles; Blair Brown as Nina Sharp; Jasika Nicole as Astrid Farnsworth

Guest Cast: Sebastian Roché as Thomas Jerome Newton; Russell Harvard as Joe; Artine Brown as Mitch; Kyle Cassie as Darryl; Hiro Kanagawa as Executor; Eric Lynch as Homeless Man

The Box airs Thursday September 30th in the US and October in the UK.