How to describe your protagonist in a few words
Two to four words should be enough to say who your protagonist is, and a label that fits anyone makes the story's demands on them vague.
How to create a protagonist who fits your story
Before your story starts, your protagonist already has a life: something they dream of, a fear they're avoiding, a skill they lean on, and a way of staying put that has been working for them.
Getting that starting point right decides a lot. It explains why they won't leave on their own, why something outside them has to set the story going, and why they're the right person for this particular story, even when they look like the worst choice for it.
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Why your protagonist stays stuck at the start
Your protagonist stays stuck because The Lie has actually paid them, and their excuse for staying is a trade a fair listener would half accept.