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Book Review: One London Day by Chris Humphreys

We’re delighted to be sharing Laura’s thoughts about One London Day.

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Book cover of One London Day by Chris Humphreys, showing a silhouetted man standing on a riverside walkway with London landmarks, including Big Ben, in the background. The title appears in bold white and red text against a dark, moody cityscape.
  • Publisher ‏ : ‎ Allison & Busby
  • Publication date ‏ : ‎ 22 Jan. 2026
  • Edition ‏ : ‎ Standard Edition
  • Language ‏ : ‎ English
  • Print length ‏ : ‎ 320 pages
  • ISBN-10 ‏ : ‎ 0749033355

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One city, one day, and a battle of wills reaches boiling point

Joseph Severin, a respectable North London businessman, has a lucrative side job. He’s doing the books, old school (because these days the only trail you can’t trace is a paper one) for a rogue MI5 outfit, the Shadows, headed by psychopathic Sebastien. However, when the game is rumbled, Sebastien sends hitman Mr Phipps to kill Severin and get those books back.

The spider web of collateral damage will be extensive, taking in Lottie, for whom Severin has developed a sudden, wild passion; Sonya, a Russian escort with a desperate deadline; and at MI5, the ambitious Ellerby, who has them all in her sights.

It’s the hottest summer in fifty years and in the shadows, a deadly domino effect is about to spill out into the harsh light of day.

One London Day Review

One London Day by Chris Humphreys introduces the start of a new thriller series that brings together MI5 and MI6 agents, alongside an international trader and powerful businessmen.

United by their Oxford backgrounds and elite status, they form a secretive group known as The Shadows — outwardly successful, but leading dangerous double lives.

As their activities attract the attention of MI5, events take a darker turn. A hitman is brought in to erase evidence, exposing corruption within British Intelligence, while a sex worker struggling to support her terminally ill daughter becomes entangled in the fallout.

The story moves at a brisk pace and features a cast of unsettling and morally complex characters.

I was particularly drawn to the relationship between Sonya and Lottie, and would have liked to see their storyline explored in more depth.

Overall, this was an interesting and fast-paced read, with enough intrigue to set the stage for what promises to be an engaging series.

Author Info

Chris Humphreys was born in Toronto and raised in London. His acting career has taken him from the West End to Hollywood with stops along the way for The Bill and at the Rovers Return on Coronation Street.

His debut novel, The French Executioner, was shortlisted for the CWA Steel Dagger and more recently Plague won the Arthur Ellis Award for Best Crime Novel.

After a dozen years on a remote island in British Columbia, he is now living in Totnes, Devon.

Shaz Goodwin

I’m Shaz – crochet designer, writer, and mindfulness advocate behind Jera’s Jamboree. With a diploma in crochet and a passion for well-being, I love sharing patterns and calm in equal measure. Subscribe to my newsletter on Substack. Find me on: X  |   Facebook  |  Pinterest  |  LinkedIn  |  BlueSky.

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