Documentary about “Red Hair Emperor” Gu Donglin, a man became famous by dancing in the live-streaming channel.

Small-town kid Boy K is fleeing his job at the duck-down factory when he stumbles into a motley crew of urchins boogieing on the pavement for likes and shares. This is gaga dance: a form of spirited freestyle championed in China by ‘the king’, Pink Hair. Boy K quickly becomes the rising star in Pink Hair’s crew, amassing thousands of subscribers. Will he win the affections of fellow gaga dancer B Girl, or cause trouble in his gang – and the gaga dance underworld beyond it?