Fenris is a world of extremes. Its days and nights last for hundreds of hours, surface temperatures swing between killing heat and deadly cold, and most of the planet's small human population survives in underground cities. For Walt Boyd, the young reporter for the Fenris Times, hardship is ordinary life-and so is covering a community whose economy depends on hunting enormous sea creatures for valuable tallow-wax.When a ship from Terra arrives carrying visitors with interests of their own, Walt finds himself drawn into a conflict that reaches far beyond routine local reporting. The price of tallow-wax is falling, hunters believe they are being cheated, and resentment is growing against powerful figures who dominate the planet's economy and politics.Piper builds the story through Walt's perspective as both participant and reporter. He gathers information, follows rumors, questions motives, and watches economic frustration harden into political crisis. Journalism becomes more than a profession: it is the means by which Walt tries to separate fact from manipulation while the community around him becomes increasingly divided.Fenris itself is not merely a backdrop. Its two-thousand-hour day, brutal temperature cycle, underground settlements, and dangerous marine life shape transportation, work, settlement, and survival. Monster hunting provides both livelihood and danger, and the colony's dependence on a narrow economy leaves its people especially vulnerable to falling prices, concentrated power, and exploitation.As the crisis deepens, Walt and those around him must decide what evidence can be trusted, who is using public anger for private advantage, and how far a community should go when its political and economic institutions no longer command confidence. Survival on Fenris requires toughness; surviving its politics requires judgment.First published in 1961, Four-Day Planet is part of H. Beam Piper's Terro-Human Future History. Blending planetary science fiction, adventure, journalism, labor conflict, and political intrigue, it presents a frontier colony where the struggle for survival is matched by an equally dangerous struggle over truth, power, and who controls the future of the planet.