Looking ahead, we can also see how long the as-yet untitled season 2 finale will be: 55 minutes. That makes it longer than "Feel Her Love" and "Day One," the fourth episode of the

What happened to Joel and Ellie? Where are they? Is the Cordyceps brain infection still a problem? Catch up with everything from Season 2 of HBO's "The Last of Us."

When you follow that through, it seems pretty clear that the flashback at the end of episode 5 is building up to something. The Last of Us is well known for breaking the mould with its standout episodes, some of which — think episodes 3 and episodes 7 in Season 1 — take us on journeys into the past.