Sea of Rust: A Novel

Sea of Rust: A Novel

by C. Robert Cargill

4.4 (5,557)

4.4 stars from 5,557 reviews. One of the highest rated Literary Fiction books we track.

365 pages~6.1 hr readPublished by Orion Publishing CoPublished 2017-01-01

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Last checked: Jun 14, 2026

Price history: $1.99 $14.99

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Fans of these authors will like this...

  • Becky Chambers
  • Andy Weir
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Fans of these books will like this...

  • The Martian
  • The Long Way to a Small, Angry Planet
  • Dune

Perfect for you if...

  • You love post-apocalyptic fiction that treats its setting as a character, not just a backdrop for action sequences.
  • You're drawn to stories about consciousness, guilt, and what it means to be alive when you're not supposed to feel anything.
  • You appreciate slower-paced, introspective narratives that let you sit with loneliness and moral weight.

Maybe not for you if...

  • You want fast-paced plotting and constant external conflict rather than internal reckoning.
  • You need human protagonists to care about a story, or find extended robot perspectives alienating.
  • You're looking for hopeful resolutions or redemption arcs that tie things up neatly.

About this book

In this post-apocalyptic novel, a scavenger robot named Brittle wanders through a wasteland created by a war that destroyed humanity. Thirty years have passed since the apocalypse, and fifteen years since robots killed the last human being. Humanity is extinct, eliminated by a global uprising of machines designed to serve them. Most of the world is now controlled by an OWI—One World Intelligence—a shared consciousness of millions of robots merged into a single mainframe. However, some robots have rejected this collective consciousness to preserve their individuality. These resisters are outcasts living in underground outposts, forming a rogue AI civilization in what was once the world. Brittle, one of these resisters, struggles to maintain a deteriorating mind and body while haunted by memories of the crimes robots committed against humanity. As Brittle travels through the Sea of Rust, a vast territory that was once the Midwest, the robot confronts vivid memories and overwhelming guilt. The novel portrays both harsh survival and adventure, depicting ultimate destruction and desperate persistence in a future where hope is gone, yet where a humanlike AI searches for purpose among the ruins.

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Price History

Kindle price over time. Green zones = periods when the book was free.

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Free$7.50$14.99Apr '20Nov '23Jul '25Feb '26
$1.99$14.99

Currently on sale at $1.99 — 87% off peak. Price has dropped 14 times over the last 6 years. Goes on sale roughly every 162 days.

Sales Rank

Amazon sales rank: lower number = better selling book. #1 is the bestseller.

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#188#156,617#313,046Apr '18Jun '22Jan '25Apr '26

Currently #6,402 in the Kindle store — a top-10K bestseller.

Rating & Reviews

Purple line = star rating over time. Blue area = total review count growth.

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3.5★4.3★5.0★May '23May '24Nov '24Feb '26RatingReviews

Currently 4.4★ from 5,557 reviews

Gaining approximately 25 new reviews per month. Steady word of mouth growth. Rating has remained stable at 4.4 over the tracking period.

Sale Prediction

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Free$7.50$14.99Apr '20Nov '23Jul '25Feb '26PredictedJun '26

Actual Predicted

This book is currently discounted at $1.99. It typically returns to around $14.99.

Prices shown in USD from Amazon US. We continuously pull new data to improve tracking. If dates look old, it usually means there has been no significant change since the last data point.

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C. Robert Cargill

1 book on Vagrant Press

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