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Case study · Fantasy · 2024

The Bright Hours (Iron and Lantern, book 1)

by Elena Castellanos, Indie fantasy author; software engineer turned full-time writer

ASIN B0DKR7M3VQ

An indie fantasy author writing three books a year. We edit on an 18-day cycle, designed a six-book cover system that scales, and ran audiobook production on book one. Combined sales across the first three books crossed 410,000 copies; royalty crossed $94,000 net of ad spend in year one.

  • 410k copies, books 1–3 combined
  • 79% read-through book 1 → 3
  • 6-book series cover system designed
  • 22% lift series sales from audiobook
Series outline developmentCopy editing (3 books)Book cover design (full 6-book system)Audiobook production (book 1)

Inside the project

The book on the desk, in five frames.

Working shots from this engagement — interview sessions, manuscript pages, cover concepts, launch day.

Elena is the productive indie fantasy author. She writes a book in 11 weeks. Her bottleneck has never been writing speed — it has been the structural decisions a series of six books accumulates.

The structural pass Sam ran on her outline before book 3 went into draft is the single highest-leverage piece of work we have done with her. It cost two weeks; it saved a structural rewrite that would have cost her six months somewhere around book 4.

The cover system is the second-highest-leverage piece. Six books that read as a series at thumbnail size on Amazon’s category page. The lantern motif rotates color across the six covers — a subtle visual cue that tells the reader “this is book 4, not book 1” before they read a single word of metadata.

Books 4 and 5 are written; book 4 is in copy edit. The full series concludes in 2027.

“Sam read my six-book outline and told me book 3 was structurally broken. I disagreed for two weeks. Then I read his proposed fix and realized I had been writing book 3 inside the wrong structure for nine months.”

Elena Castellanos, Indie fantasy author; software engineer turned full-time writer

Cover rounds

Three cover concepts for The Bright Hours (Iron and Lantern, book 1).

The shortlist we presented to the author before round-one revisions. The selected concept is the second in the strip.

  • Concept A — typographic, restrained palette
  • Concept B — selected and revised
  • Concept C — photographic, alternative
  • Round one — typography tightened
  • Round two — final, print-ready
Elena Castellanos on writing The Bright Hours (Iron and Lantern, book 1) 02:14 A two-minute clip from the launch-day interview. The author on what changed during the project.

Project facts

The numbers behind this one.

Services used
Series outline development, Copy editing (3 books), Book cover design (full 6-book system), Audiobook production (book 1)
Timeline
Ongoing — 3 books published over 14 months; books 4–5 in pipeline
Investment band
$5,800 per book (edit + cover); $3,200 audiobook book 1
Published
2024
Genre
Fantasy
ASIN
B0DKR7M3VQ

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