My Sister, the Serial Killer

by Oyinkan Braithwaite
My Sister, the Serial Killer cover
Good Books rating 4.0
Crime, Mystery, Thriller/Suspense
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Paperback • £9.99
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  • ID: 1753
  • Added: 2025-10-09
  • Updated: 2026-01-28
  • ISBN: 9781786495990
  • Publisher: Atlantic Books
  • Published: 2019-01-03
  • Formats: 1
  • Reviews: 4

My Sister, the Serial Killer is a literary sensation that blends sharp wit with chilling suspense. The novel explores the complex relationship between two sisters, Korede and Ayoola, as Korede finds herself repeatedly cleaning up after Ayoola's deadly escapades. The story takes a dramatic turn when Ayoola starts dating the doctor Korede secretly loves, forcing her to confront the lengths she will go to protect her sister and herself. Winner of the 2019 LA Times Award for Best Crime Thriller and longlisted for the Booker Prize, this novel is praised for its explosive humor and glittering prose. It delves into themes of family loyalty, love, and the moral dilemmas that arise when the people we love most are also the most dangerous.

Reviews
Cariad H. Jones · Cariad H. Jones · 2025-10-09
captivating 4.50

The story of two sisters with a shared secret is both dark and captivating. The reviewer rates it highly for its unique narrative and compelling characters.

Cariad H. Jones was drawn to the dark and twisted relationship between the two sisters in this novel. They praise the author's ability to create compelling characters and a narrative that keeps the reader engaged. The reviewer finds the story to be both disturbing and fascinating, making it a standout read.

Quick quotes

    My Sister The Serial Killer By Oyinkan Braithwaite tells the story of two sisters with a shared sick secret.

    Korede, the narrator, is a character that readers will find both relatable and intriguing.

    The novel's exploration of sisterhood and violence is both dark and thought-provoking.

Divination Hollow · Cassie Daley · 2025-09-25
entertaining 3.50

The book is a quick, witty, and fast-paced read that is extremely entertaining. The ending, however, leaves something to be desired.

Cassie Daley finds the book to be a quick and entertaining read, with a witty and fast-paced narrative. She enjoys the dark humor and the unique premise, but feels the ending could have been better. Despite this, she appreciates the overall experience and the way the story keeps the reader engaged. The reviewer highlights the book's ability to blend comedy and suspense effectively.

Quick quotes

    Overall, this is a quick read that's witty, fast-paced, and extremely entertaining.

    I almost wish the ending were a little different.

    The story explores Korede's struggles as she tries to continue her normal working life, find love, and make peace with a traumatic past.

Blue Pencil Agency · 2019-08-15
brilliant 4.50

This novel is brilliantly sharp with more twists and turns than Ayoola's knife. It certainly deserves its longlisting.

The novel is a masterclass in sharp, witty writing with a plot that twists and turns more than Ayoola's knife. The author's ability to blend humor and suspense makes this a standout read. The characters are well-developed, and the narrative is engaging from start to finish. It's no surprise that this book has received critical acclaim and deserves its longlisting.

Quick quotes

    It is a brilliantly sharp novel of more twists and turns than Ayoola's knife.

    It certainly deserves its longlisting.

    The author's ability to blend humor and suspense makes this a standout read.

The Guardian · 2019-01-04
uneasy 3.50

The novel is a distinctive mix of morbid humor, love story, and family saga. It explores how abusive behavior is passed down through generations.

The reviewer appreciates the novel's unique blend of genres, including morbid humor and family drama. They note that the story delves into the complex dynamics of abusive behavior within families, making it a thought-provoking read. The reviewer finds the exploration of these themes both unsettling and engaging.

Quick quotes

    A distinctive but uneasy mix of morbid humour, love story, slashfest, family saga and grave meditation on how abusive behaviour is passed down through the ...

    The novel's strength lies in its ability to balance dark themes with moments of levity.

    It is a story that challenges the reader to think deeply about the nature of family and violence.

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