Review: A Lie for a Lie by Ren DeStefano

Goodreads

Release date: March 10, 2026

Publisher: Berkley

Genre: Mystery/Thriller

Synopsis:

A deadly game of cat and mouse unfolds when a housewife with a secret life takes on a tech billionaire with secrets darker than her own . . . from the author of How I’ll Kill You.

Margaux leads a double life that would make most people dizzy. By day, she’s a seemingly ordinary interior decorator with a picture-perfect marriage. By night, she works for a mysterious employer known only as Mr. X. Her infiltrating the lives of dangerous targets, gaining their trust, and ultimately exposing their crimes. 

Her latest Unraveling the secret life of Bertram Casimir, a billionaire tech CEO whose career is as mysterious as his past. His sister claims he stole her app to build his fortune. Not only that, his girlfriend may or may not have recently gone missing.

He sees through her carefully constructed facade, matching her move for move. As the lines between hunter and prey blur, Margaux finds herself unexpectedly drawn to Bertram. They share more than she’d like to admit—a dangerous intelligence, a taste for high-stakes manipulation. When the evidence begins to shift, threatening to unravel everything she knows, Margaux realizes this is far more than just another job.

Her secrets—and her life—are now on the line. One lie remains, and it might just save her.

Review:

A Lie for a Lie was such a fun, fast paced thriller with a premise that immediately pulled me in. The concept of Margaux living a carefully constructed double life (by day she’s an interior decorator and devoted wife and mother, by night a covert operative infiltrating dangerous targets) made for a really engaging read. I loved the spy adjacent angle and the constant tension of watching her juggle two identities while trying to keep her personal life intact.

Yes, the premise leans a little far fetched at times, but honestly that’s part of the fun. The cat and mouse dynamic between Margaux and tech billionaire Bertram kept the story moving quickly, and I found myself flying through the pages to see who was actually telling the truth. There are plenty of secrets, past traumas, and shifting motivations that keep the reader guessing about who’s manipulating whom.

Margaux was a standout character for me. Her sarcastic humor added some levity to an otherwise tense story, and I appreciated the way she genuinely tried to balance her dangerous work with being a present wife and mother. That emotional push and pull gave the story a little extra depth. Overall, this was a twisty, entertaining thriller that doesn’t take itself too seriously and delivers a suspenseful ride full of secrets and drama.

Overall rating: 4/5

Thanks to the publisher for my review copy.

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