A drowned boy in five feet of water.
A homicide detective who can see the odds.
A quantum network slowly tearing reality open.
Fifteen years after her brother's impossible drowning, Detective Maya Chen has built a career on one rule: never ignore the numbers again. In Neo-Seattle, 2057, probability is no longer just math-it's weaponized infrastructure, classified research, and the quiet language of people who know how the world really ends.
When celebrated quantum scientist Marcus Webb is found dead in a locked federal lab, every piece of evidence says the case is solved. Ninety-seven percent certainty. Case closed. But a single, stubborn three percent tells Maya something is catastrophically wrong.
Her off-book investigation uncovers a hidden network of probability engines mapping the future at planetary scale, thinning the boundary between the world we know and something waiting underneath-most often in cold, dark water. As harbor "accidents" stack into a pattern, Maya is forced to choose between her badge and the truth, teaming up with a dying scientist, a skeptical partner, and a haunted child's memory to stop a breach that should be impossible.
Every model says there is a ninety-seven percent chance they fail.
To close the door, Maya will have to become something more-and less-than human, gambling her identity on the smallest sliver of hope: the three percent she's lived her whole life trying to obey.
The Probability of Light is a near-future science fiction thriller that blends gritty police procedural, quantum weirdness, and emotional stakes into a tense, cinematic read-perfect for fans of Blake Crouch, Richard K. Morgan, and smart techno-thrillers about the cost of seeing too much.