Eight volunteers converge to help camesinos build a water system in Chiapas - a strategy to bolster the Zapatista insurgency by helping locals assert their autonomy. These outsiders come to question the movement they've travelled so far to support - and each other - when forced into a world quite unlike the poetic communiques of subcomandante Marcos: a world of endemic rural poverty, parochialism and shifting loyalities to the movement. The echoes...