Mysterious Volunteer

Ochako meets two boys, one trapped in his mind, a kind boy with friendly ghosts forced to live his life, another trapped in his guilt, a fierce boy but slowly flickering out. Maybe saving one will save the other, maybe they were doomed to drift apart all along.
Ochako decides she wouldn't know unless she tries
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This fic is inspired by the manga Ohayou, İbarahime| Wake up, Sleeping Beauty, but you don't have to read it to understand this fic.

The fic is cross-posted on AO3 with the same work name.