Read the description for Fringe‘s fourth episode of the season, “The Bullet That Saved the World,” in which Phillip Broyles makes his season 5 debut…

Fringe has had a very exciting season so far, as the first two episodes have introduced an exciting future world where Peter, Olivia, Walter and Astrid are fighting alongside the now grown-up Etta to defeat the Observers and save the world.

Now you can read what’s coming up in the episode after next, “The Bullet That Saved the World,” as Fox has released the official press release:

PIVOTAL AND EMOTIONAL EVENTS UNFOLD ON AN ALL-NEW “FRINGE” FRIDAY, OCTOBER 26, ON FOX.

When the Fringe team tracks a lead into a hostile and heavily guarded location, Phillip Broyles resurfaces…but can he be trusted? Find out in the all-new “The Bullet that Saved the World” episode of FRINGE airing Friday, Oct. 26 (9:00-10:00 PM ET/PT stv) on FOX. (FR 504) (TV-14 V)

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: Georgina Haig as Henrietta (Etta)

Are you excited to see this episode?

Friday night’s episode, “The Recordist,” will see the Fringe team enter the woods to locate a group of people dedicated to record the history of humankind. And as you can see in the promo, the stakes are raised when Olivia and Walter become infected with a mysterious disease.