Indoor climbing is captivating China's youth. Join former Belgian Prime Minister Yves Leterme as he witnesses Lu Yao – a 26-year-old physics teacher – conquer the world's tallest indoor climbing wall. Is her record-breaking climb a personal triumph, or a glimpse into the soul of a generation? From Olympic inspiration to a nationwide fitness boom, discover how this sport became a social phenomenon – and the unstoppable drive lifting modern China.