Noun
origin story (plural origin stories)
(narratology) An account of how a fictional character or characters became a protagonist or antagonist.
I never wanted anything to happen to my parents, but a hero needs an origin story. Joey Comeau
I wish I had an origin story for you. When I was four, I was bitten by a radioactive myth. Neil Gaiman
Each play I write has its own unique origin story. Lynn Nottage
For socialists, of course, Mussolini's apostasy proves nothing except his supreme evil. For everyone else, though, Mussolini's origin story puts his subsequent career in a whole new light. Outsiders can easily see what insiders deny: The apostate fruit rarely falls far from the orthodox tree. Bryan Caplan
Immigration is our origin story. And for more than two centuries, it's remained at the core of our national character; it's our oldest tradition. It's who we are. It's part of what makes us exceptional. Barack Obama
I felt 'Quantum of Solace' completely lost its way. We were lucky on 'Casino Royale:' it was the origin story of Bond. Bond had the one and only affair that meant anything to him, and affected him throughout the rest of the series. Martin Campbell