A family grieves the death of their daughter in a suicide bombing. Meanwhile, her brother suspects she is still alive after glimpsing her in a news report and sets off to find her in the Middle East.

No Man's Land dives into the depths of the Syrian civil war through the eyes of Antoine, a young French man, in search for his estranged, presumed to be dead sister. While unraveling the mystery, piece by piece, Antoine ends up joining forces with a unit of Kurdish female fighters, fierce women and ISIS' biggest nightmare, and the ragtag group of international idealists who have travelled to help them fight.