At just 19 years old, William Moss takes on some of the boldest and hardest trad climbs in the U.S., including Cheating Reality (5.14a R), Kokanee Corner (5.14a PG-13+), and Smart Went Crazy (5.13+ R/X). Pushing his limits on gear that barely holds, he walks the razor’s edge between mastery and mayhem—where one mistake could mean disaster. Watch as raw talent, mental toughness, and sheer guts collide on some of America's most dangerous lines.