Subject 375

Book Cover



Nikki Owen

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A surgeon with Asperger's finds herself in prison for the murder of a priest, but she has no memory​ of killing him.



Short Summary

Dr Maria Martinez is convicted of killing a priest, she's alone, in prison and has no memory of the murder. Evidence places Maria at the scene, yet she claims innocence. Then she starts to remember. A strange room. Being watched. And she must fight not only to clear her name but to stay alive.


London, Madrid, Salamanca

Based on a True Story


Plot - Premise

Overcoming Monster/Villain

Plot - Other Elements


Mature Audience Themes

Information not completed

Main Character Details

Name: Dr Maria Martinez

Age: Thirties

Gender: Female

Role: Protagonist

Key Traits: Skillful,Gracious,Faithful,Engaging,Decisive,Badass,Blunt

Additional Character Details

Name: Patricia

Age: Twenties

Gender: Female

Role: Sidekick

Key Traits: Faithful,Empathetic,Desperate

Additional Character Details

Name: Balthus

Age: fifties

Gender: Male

Role: mentor

Key Traits: Educated,Leader,Complex,Engaging

Additional Character Details

The author has not yet written this

About The Author

Born in Dublin, Ireland, Nikki Owen is an award-winning writer and playwright. Previously, Nikki worked in advertising as a copywriter​ and was a teaching fellow at the University of Bristol, UK, before turning to writing full time. As part of her degree, she studied at the acclaimed University of Salamanca - the same city where her protagonist of Subject 375 Dr Maria Martinez, hails from. Part one in the Project trilogy, Subject 375 was Nikki's debut international novel and was published in over 10 languages around the world, was selected for TV Eire AM prestigious Book Club choice and was part of Amazon's 'Rising Star debut selection'. The trilogy has now won multiple awards in the UK & USA, including Book Noir Thriller of the Year 2018 (The Killing Files) and both Subject 375 and The Killing Files shortlisted for the USA Forward Reviews Book of the Year Award. Nikki is now a full-time writer and lives in the Cotswolds, UK with her family.

Target Audiences

Age: 18-34

Target Gender: Universal

Group Specific

Information not completed

Publishing Details

Status: Yes: with a Publisher

Publisher: Harper Collins

Year Published: 2015

Hard Copy Available