Deep in the rainforest on the border of Yunnan, time is not measured by clocks, but by breathing, heartbeat and waiting. There is no smoke here, but life and death are everywhere; there are no trenches, but there is an abyss at every step. Anti-narcotics is an invisible war, a long ordeal that is repeatedly torn between law and humanity, loyalty and betrayal, life and death.
Purpose: Understand drug control