It depends. Sometimes a story labeled as 'Trial by Fire' might be based on real events, but could also have fictional elements added for dramatic effect.
The movie 'Trial by Fire' is said to have roots in reality. It weaves a narrative around real-life circumstances, though it may have embellished certain aspects to make it more engaging for the audience.
It could be about a real - life event where someone is put to a very difficult test, much like the concept of 'trial by fire' which often means facing a tough or extreme situation to prove one's worth or innocence.
The significance could be in the lessons it teaches. For example, if it's a story of someone's struggle, it can inspire others to be strong in the face of adversity.