25 Days A Novel

25 Days A Novel by Per Jacobsen, published by Simon and Schuster on September 30, 2025, is a holiday horror story that unfolds in a remote cabin during the Christmas season. This 320-page book follows Adam Gray, who hopes to strengthen family bonds through a vacation. However, the festive atmosphere quickly turns sinister when mysterious gifts begin appearing in a Christmas stocking, leading to a chilling series of events.
Readers will encounter a narrative that blends elements of mystery, thriller, and supernatural horror as the family grapples with the escalating terror of their situation. Each day brings new and increasingly frightening surprises, revealing that they are caught in a twisted game of Secret Santa. This edition, written in English, invites readers to explore themes of suspense and the darker side of holiday traditions.
Official synopsis Publisher
The countdown to Christmas has never been scarier than in this internationally bestselling holiday horror novel from Per Jacobsen.
Hoping to bring his family closer together, Adam Gray arranges a vacation in a remote cabin on a snowy mountain. Things take a dark turn, however, when someone starts leaving gifts in the Christmas stocking mounted on the barn door.
Each morning brings something new, and with every passing day, the contents become more terrifying. Soon, the family makes a spine-chilling realization: they’ve been dragged into a deranged game of Secret Santa, and if they want to survive, they will have to fight.
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