When a British-born actor abandons his Hollywood profession to volunteer to Be part of the Kurdish YPG to combat ISIS in Syria, many see him as a selfless hero battling America's most insidious enemy. However others suppose he is a hot-tempered narcissist, staging a publicity stunt to additional his profession - and when his service ends, neither the UK nor the US welcome him again. By way of incisive interviews with the actor, his supporters, his detractors, and top-tier specialists - and that includes the actor's personal jaw-dropping helmet-cam video of lethal battles with and interrogations of ISIS fighters - Heval provides viewers unprecedented entry right into a warfare in opposition to evil and one man's controversial position in it.