Your decisions shape every step forward in the frozen wilderness. Stranded after a plane crash with a stranger, survival means trusting someone you barely know. But as the cold seeps in and hope thins, the bond between you becomes the only flame keeping death at bay.

When Lu Tian, Pangzi, and Xiao Zi embark on a school project to explore the forbidden Kunlun Mountains, their curiosity leads them beyond the edge of the map. Your decisions shape their fate as they descend into a forgotten world where every shadow holds a secret—and every step could be their last.