Afghanistan2014.Whiletroopsareonthevergeofwithdrawal,CaptainAntarèsBonassieuandhissectionareassignedacontrolandsurveillancemissioninaremotevalleyoftheWakhan,onthePakistanborder.Despitetheirdetermination,Antarèsandhismengraduallylosecontrolofwhatissupposedlyacalmsector.ThenoneSeptembernight,soldiersinthevalleymysteriouslydisappear.