Trigun movie plot

In the process of hunting down Fa Xiu who "destroyed a town" , Merilu and Mi Li met Fa Xiu for the first time, but because they didn't know what Fa Xiu looked like, they were caught by hunters and threatened him under misunderstanding. , but Fa Xiu successfully rescued the hostages and repaired the hunters. Since Meryl did not believe that such a person would be a fabled wanted criminal (unconventional), the goal was abandoned. But in the later events, they had to believe that it was Fa Xiu's behavior, so they went on the road together.