If You Tell: A True Story of Murder, Family Secrets, and the Unbreakable Bond of Sisterhood

If You Tell: A True Story of Murder, Family Secrets, and the Unbreakable Bond of Sisterhood

by Gregg Olsen

4.2 (180,260)

4.2 stars from 180,260 reviews. One of the highest rated Memoir books we track.

416 pages~6.9 hr readPublished by Thomas & MercerPublished 2019-01-01

$2.49KU54% off peak

Last checked: Apr 24, 2026

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Must ReadHighly rated with thousands of reviews. A proven favourite.
Price history: $1.99 $5.36

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Price range: $1.99 $5.36

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Perfect for you if...

  • You want true crime that centres resilience over exploitation, where the survivors' bond becomes the real story.
  • You're drawn to accounts of family trauma that don't sensationalise suffering but honour what it takes to break free.
  • You appreciate meticulously reported narrative non-fiction that reads like a thriller but treats its subjects with genuine respect.

Maybe not for you if...

  • You need psychological distance from detailed descriptions of child abuse and parental cruelty.
  • You prefer true crime focused on forensic investigation or police procedure rather than survivor testimony.
  • You're looking for an uplifting story. This is powerful, but it documents real darkness.

About this book

A true-crime account by Gregg Olsen of three sisters—Nikki, Sami, and Tori Knotek—who survived abuse in their family home in Raymond, Washington. For years, the sisters endured unimaginable abuse, degradation, torture, and psychological harm inflicted by their mother, Shelly, behind closed doors. Despite these experiences, the three developed a strong bond that helped them resist their mother's control. As others became entangled in their mother's harmful behavior, the sisters eventually found the courage to escape a situation that escalated to multiple murders. This account documents the sisters' experiences as survivors, their path to freedom and justice, and their journey toward healing and resilience.

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Price History

Kindle price over time. Green zones = periods when the book was free.

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Free$2.68$5.36Sep '22May '23Dec '23Apr '26
$1.99$5.36

Currently on sale at $2.49 — 54% off peak. Price has dropped 17 times over the last 4 years. Goes on sale roughly every 80 days. Typically stays discounted for 18 days.

Sales Rank

Amazon sales rank: lower number = better selling book. #1 is the bestseller.

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#3#70,490#140,977May '19Jun '22Nov '23Feb '26

Currently #359 in the Kindle store — a top-1,000 bestseller.

Rating & Reviews

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3.5★4.3★5.0★May '23Dec '23Jun '24Jul '25RatingReviews

Currently 4.2★ from 180,260 reviews

Gaining approximately 1,543 new reviews per month. Reader interest is surging. Rating has remained stable at 4.2 over the tracking period.

Sale Prediction

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Free$2.68$5.36Sep '22May '23Dec '23Apr '26PredictedApr '26

Actual Predicted

This book is currently discounted at $2.49. It typically returns to around $5.36.

Prices shown in USD from Amazon US. We continuously pull new data to improve tracking. If dates look old, it usually means there has been no significant change since the last data point.

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Gregg Olsen

5 books on Vagrant Press

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