The "Lesser Devil" would not be a horned monster, but a mid-level tempter working a cubicle in the Infernal Bureaucracy. His job: convince one ordinary human to commit one small, irreversible act of selfishness. The PDF might be his case file — a mix of procedural report and failed diary, questioning if his tiny sins even matter in the grand scheme of damnation.
Baen Books released a collected paperback edition that includes The Lesser Devil along with other short fiction set in the Sun Eater universe. A physical copy often comes with a free digital download code. the lesser devil pdf