Season guide
Cuarto Milenio: Season 18
44 episodes
Premiered Sep 11, 2022 Updated Sep 25, 2026
Previously on Cuarto Milenio
Season 18 Lore Primer
Key plot threads, lore context, and character stakes you need to remember before diving into this season.
- Directly follows the overarching narrative developments of Cuarto Milenio Season 17.
- Faction dynamics and core character alliances shift under escalating external stakes.
- Crucial mysteries introduced previously reach key turning points and narrative reckonings.
- Sets up serialized story arcs that build directly toward the climactic season finale.
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Season 18 Episodes
Episode Guide
🛡️ SPOILER SHIELD
Season 18 Progress Shield
Future titles & synopses blurred. Tap "Reveal" on any card to peek.