Frodo must carry the Ring to its destruction knowing it will likely cost him everything Ultimately, it does cost him the Shire and the innocence of the life he loved. Spiderman's entire arc is built on the sacrifice that defines him, the choice he didn't make that taught him what every choice costs. In the deepest heroic stories, the sacrifice is not a transaction. The hero does not give something up to get something better in return. They give something up because it is the right thing to do, and they do it without guarantee of what comes next.
This is what separates Sacrifice from mere loss. Loss happens to you. Sacrifice is chosen. And the thing that makes it heroic, rather than simply tragic, is that the giving up is in service of something larger than the self.
In the Heroic Journal framework, Sacrifice is the concept that does not fit neatly into either addition or subtraction. It is not simply about gaining something or shedding something. It is about the death that precedes resurrection, the ending that makes a new beginning possible. The seed that falls into the ground. The grain of wheat that must die to bear much fruit.
This is why Sacrifice sits at position 9, just before The Quest. You cannot fully step into the mission without first dying to the version of yourself that exists in “the normal life” you lived before the mission.