Dhaka, Oct. 30 -- Netflix has unveiled the first trailer for Stranger Things Season 5, setting the stage for the much-awaited final battle between Eleven and Vecna as the sci-fi saga nears its end.

The trailer, released on Thursday, offers a glimpse of Hawkins in chaos, reeling from the aftermath of the rifts that have torn through the town.

The city is under military lockdown as authorities hunt for Eleven (Millie Bobby Brown). Vecna remains missing -- but, as the synopsis warns, "as the anniversary of Will's disappearance approaches, so does a heavy, familiar dread."

Packed with high-octane moments, the trailer shows Eleven using her powers to leap over fences and face monstrous threats from the Upside Down -- including the dreaded d...