A documentary following Canadian artists and their ability to break into the comic book industry while dealing with fandom and the craze of comic book conventions in Canada.

Seen-it-all New York detective Frank Keller is unsettled - he has done twenty years on the force and could retire, and he hasn't come to terms with his wife leaving him for a colleague. Joining up with an officer from another part of town to investigate a series of murders linked by the lonely hearts columns he finds he is getting seriously and possibly dangerously involved with Helen, one of the main suspects.

Lost Heroes is the story of Canada's forgotten comic book superheroes and their legendary creators. A ninety-minute journey to recover a forgotten part of Canada's pop culture and a national treasure few have ever heard about. This is the tale of a small country striving to create its own heroes, but finding itself constantly out muscled by better-funded and better-marketed superheroes from the media empire next door.