It’s Not Her

(Release Date: Feb 3, 2026)

Two families vacationing at a secluded lake resort are at the center of a chilling crime and mysterious disappearance in this twisty, unputdownable thriller.

A stunning discovery…
Courtney Gray’s tranquil family vacation is shattered when she hears a blood-curdling scream from the lakeside cottage next door. There she finds the lifeless bodies of her brother and sister-in-law. Her teenage niece Reese is nowhere to be found, while her nephew Wyatt lies asleep upstairs, unharmed.

A shocking investigation…
As the police descend on the quiet resort town, disturbing secrets about Courtney’s family start to emerge. When she learns that the town has secrets of its own, it makes her wonder if Reese is another victim in a brutal crime or if she’s the killer.

A truth no one could have imagined …
As Courtney begins to unravel the terrible mystery, she realizes that everyone around her has something to hide. And the closer she gets to the truth, the harder it is to see…

PRAISE

“A family vacation turns unspeakably grim. I relished every page. Tantalizing, terrifying and all too real. I couldn’t put it down.”
~ Shari Lapena, New York Times bestselling author of She Didn’t See It Coming 

“Twisting. Chilling. Heartbreaking. Mary Kubica is the master of misdirection, and It’s Not Her is the kind of killer thriller that keeps you guessing until the final page. Cancel your plans, you won’t be able to put this one down.”
~ Chris Whitaker, New York Times bestselling author of All the Colors of the Dark 

“A gripping thrill ride with razor sharp tension and a whiplash ending I never saw coming. Kubica is a masterful storyteller!”
~ Jeneva Rose, #1 New York Times bestselling author 

“A family vacation takes a deadly turn and will have you questioning everything and everyone in this chilling, fast-paced thriller. Wickedly smart and incredibly twisted, It’s Not Her hooked me from the start and never let go! You will not be able to put this one down!”
~ Ashley Elston, #1 New York Times bestselling author of First Lie Wins

“Compulsively readable and impossible to put down, this book starts with a bang and doesn’t let up. It’s Not Her is both a terrifying, twisting thriller, and a glimpse into the heart of a family both before and after a tragedy. Mary Kubica is an absolute master of suspense!”
~ Megan Miranda, New York Times bestselling author of You Belong Here

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