Two researchers from Karachi arrive at Hushe Valley near the K2 mountain for a research project on global warming. When one of the researcher vanishes into the cold and treacherous valley, a search and rescue mission is organized to find the missing person.

K2 Chasing Shadows chronicles Benjamin Védrines' record-breaking 2024 ascent of K2 (8,611m) in 10 hours, 59 minutes, and 59 seconds, without supplemental oxygen: a story that unfolds as much in the mind as on the mountain. In human exploration, each boundary pushed awakens a new thirst. Each feat paves the way for a deeper quest. It is this tension between extreme performance and inner aspiration that drives K2 Chasing Shadows. For Benjamin Védrines, it is a journey of humility, resilience, and a search for meaning amidst the raw beauty of the Pakistani Karakoram. The film exposes the physical demands of a formidable summit, while also exploring fear, loss, and the perilous nature of dreams that demand total commitment. Between unforeseen obstacles, forced retreats and new attempts, Védrines faces the most trying and exhilarating aspects of mountaineering, constantly questioning where true accomplishment lies.