Uncharted 4: A Thief's End - Chapter 21 "Brother's Keeper" Full Walkthrough.

Chapter 21, titled "Brother's Keeper," is a late-game chapter in Uncharted 4 where Nathan Drake scales a mountain and explores its caverns to find his brother, Sam. Nate navigates treacherous terrain, including a slide and collapsing bridges, to find Sam's trail. The chapter culminates in the discovery of a lake with Avery's ship, where Nate overhears a confrontation between Nadine and Rafe before seeing Sam speed off in a stolen boat toward the ship. #uncharted #uncharted4 #adventure #treasure #treasurehunting #gaming #gta6 #gta5online #trending #trendingshorts #puzzlesolve