The inside story of three untrained British volunteers with no family connections to the Middle east who heed the call to take up arms with Kurdish fighters to reclaim Rojava from the Islamic State. The self-proclaimed 'Islamic State' brutally besieged Rojava - the Kurdish region fresh from fighting for Syrian independence. The Kurdish YPG militia used social media to recruit foreign volunteers. Their call on Facebook was to "defend the civilised world against barbarism," - thousands responded, including Jack from Bournemouth, Harry from Peterborough and Jim from Stoke. Filmed by three ex-soldiers, George Tyldesley, Mauricio Gris and Michael McEvoy who gained unprecedented access to these ordinary British fighters intimately explores their motivations and visceral experiences on the frontlines. They engage the enemy in intense sniper battles, close-range mortar strikes and face counter-attacks from ISIS. The men are unprepared for the raw atrocities of combat, the fierceness of battle...