The Rise of Neptune by Scott Reintgen (Book 2) Hardback - Sprayed Edge

The Rise of Neptune continues the saga begun in The Last Dragon on Mars — Lunar Jones and the Dread Knights have helped revive Mars, forging a fragile alliance with Earth. But a dire warning looms: “Neptune is coming.” As Neptune’s ships arrive in Martian space, war erupts — and the dragons and humans must face the threat together