The Coworker by Freida McFadden
The Coworker by Freida McFadden is a fast-paced standalone psychological thriller built around an ordinary workplace where almost everyone seems to be hiding something.
The novel centres on Dawn Schiff and Natalie Farrell, two women who work at the same company but could hardly be more different.
Dawn is socially awkward, isolated and extremely predictable.
Natalie is confident, popular and one of the company’s most successful employees.
Then one morning, Dawn does not arrive at work.
That alone is unusual.
Dawn is the type of person who is always sitting at her desk at exactly the same time.
When Natalie receives a disturbing anonymous phone call, Dawn’s absence suddenly becomes much more serious.
From there, what initially appears to be a missing-person mystery develops into a tense psychological game involving secrets, accusations, workplace relationships and a terrible crime.
Penguin Random House India describes the novel as a story of “two women,” an office full of secrets and a crime that cannot be undone, with Natalie becoming increasingly tied to Dawn as she tries to understand who is truly the victim.
Dawn Schiff
Dawn is an accountant at Vixed, a nutritional-supplement company.
Everyone in the office seems to agree that she is different.
She struggles socially.
She often says things that others consider strange.
She has few obvious friendships at work.
But Dawn is exceptionally reliable.
Every morning, she arrives at her desk at precisely 8:45 a.m.
So when she fails to appear one day, Natalie immediately notices.
What initially seems unusual soon becomes alarming.
As more information about Dawn emerges, Natalie begins to realise that her quiet coworker may have been experiencing far more than anyone around her understood.
The question is no longer simply:
Where is Dawn?
It becomes:
What happened to her—and who should be trusted?
Natalie Farrell
Natalie appears to be almost the opposite of Dawn.
She is attractive, socially successful and a top sales representative.
She understands workplace dynamics and seems to fit naturally into the social environment that Dawn finds difficult.
But as Dawn’s disappearance becomes more serious, Natalie is pulled directly into the investigation.
An anonymous phone call changes the situation, and connections between the two women become increasingly difficult to ignore.
McFadden uses the contrast between Natalie and Dawn to explore the difference between how a person appears publicly and what may actually be happening behind the scenes.
An Office Full of Secrets
The workplace setting is central to The Coworker.
Offices can create unusual relationships.
People spend large portions of their lives beside coworkers they may know only superficially.
Friendships develop.
Rivalries emerge.
People compete for recognition, promotions or popularity.
Rumours spread.
And sometimes behaviour that seems harmless to one person can have a very different effect on someone else.
McFadden takes those everyday workplace tensions and turns them into psychological suspense.
The story explores themes involving:
- Workplace relationships
- Bullying
- Social exclusion
- Jealousy
- Secrets
- Reputation
- Manipulation
- Revenge
- Murder
- Deception
- Victimhood
- The consequences of past behaviour
Who Is the Real Victim?
One of the main hooks of The Coworker is uncertainty.
The publisher specifically frames the novel around the question:
Who is the real victim?
Readers are encouraged to form theories and then reconsider them as new information appears.
McFadden repeatedly changes the context surrounding characters and events.
Something that initially seems straightforward may look completely different once another perspective is revealed.
For that reason, detailed plot descriptions should be avoided when selling the book.
Much of the entertainment comes from discovering:
- Who is telling the truth
- What actually happened between the coworkers
- Why Dawn was being targeted
- How the past connects with the present
- Which characters are hiding important information
A Twist-Focused Psychological Thriller
Freida McFadden is particularly known for thrillers constructed around reversals, secrets and late revelations.
The Coworker follows that pattern.
The story is designed to make readers repeatedly reassess what they think they know.
Rather than relying purely on police investigation, the suspense comes heavily from the psychology and relationships of the people involved.
This makes the novel especially suitable for readers who enjoy:
- Unreliable assumptions
- Multiple perspectives
- Hidden motives
- Workplace drama
- Psychological manipulation
- Fast chapters
- Sudden revelations
- Major plot twists
A Standalone Novel
The Coworker is officially one of Freida McFadden’s standalone thrillers.
It is not part of The Housemaid series, and customers do not need to read any of McFadden’s other novels beforehand.
Freida McFadden’s official website places The Coworker alongside standalone titles such as The Teacher, The Boyfriend, Never Lie, The Inmate and The Locked Door.
For WooCommerce use:
Series: Standalone
Book Number: Not applicable
Themes
Major themes include:
- Workplace bullying
- Office politics
- Isolation
- Friendship
- Social perception
- Secrets
- Manipulation
- Revenge
- Crime
- Murder
- Identity
- Trust
- Victim and perpetrator dynamics
- The long-term consequences of past actions
The publisher summarises the novel as exploring the dark ways the past can echo through the present, with deadly consequences.
Content Note
This is an adult psychological thriller.
Readers should expect material involving:
- Murder
- Threats
- Psychological manipulation
- Workplace bullying
- Harassment
- Disturbing interpersonal behaviour
- Suspense and danger
The book should therefore be categorised for adult/general thriller readers rather than children or younger teen readers.
An Indian bookseller trade catalogue likewise categorises the book as Adult Crime/Mystery.
About Freida McFadden
Freida McFadden is a bestselling psychological-thriller author and practicing physician specialising in brain injury.
Penguin Random House India identifies her as a bestselling writer of psychological thrillers and medical-humour novels.
Her popular titles include:
- The Housemaid
- The Housemaid’s Secret
- The Housemaid Is Watching
- Never Lie
- The Inmate
- The Teacher
- The Boyfriend
- The Coworker
- The Locked Door
- One by One
Sourcebooks originally released The Coworker in North America in August 2023 through its Poisoned Pen Press imprint.
The ISBN in this listing, however, belongs specifically to the Penguin Random House India edition.
Who Will Enjoy The Coworker?
This book may especially appeal to readers who enjoy:
- Psychological thrillers
- Freida McFadden
- Workplace thrillers
- Murder mysteries
- Twisty suspense
- Unreliable characters
- Office secrets
- Fast-paced thrillers
- BookTok thrillers
- Standalone mysteries
Fans of The Housemaid, Never Lie, The Teacher and The Boyfriend may particularly enjoy its quick pacing and constant shifts in suspicion.
Buy The Coworker in Sri Lanka
For customers looking to buy The Coworker by Freida McFadden in Sri Lanka, ISBN 9780143464532 is the Penguin Random House India paperback edition.
This exact ISBN is also stocked by Sri Lankan retailers including Sarasavi and Jeya Book Centre, confirming that the Indian Penguin edition is distributed in the Sri Lankan market.
With its workplace setting, disappearance, murder investigation and constant uncertainty over who can be trusted, The Coworker is a strong choice for readers looking for a fast and twist-heavy psychological thriller.




Reviews
There are no reviews yet.