Cold Case Tracker: A Christian K-9 Mystery Inspirational Suspense Romance (Unsolved Case Files Book 1)

Name: Cold Case Tracker: A Christian K-9 Mystery Inspirational Suspense Romance (Unsolved Case Files Book 1)
Price: 1.99 USD
Availability: InStock
Rating: 4.7 (802 reviews)
Author: Maggie K. Black

by Maggie K. Black

Thriller Romantasy

4.7 (802)

4.7 stars from 802 reviews. Top 92% of Thriller books we track.

Published by Harlequin Enterprises ULCPublished 2024-01-01

$1.99Deal67% off peak

Last checked: Jul 2, 2026

Price history: $1.99 – $5.99

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Price range: $1.99 – $5.99

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Perfect for you if...

You enjoy romantic suspense where the relationship builds naturally alongside genuine danger and mystery.
You appreciate faith-centred stories that weave spirituality into the plot without preaching.
You like procedural elements with K-9s or law enforcement angles that feel grounded and professional.

Maybe not for you if...

You prefer standalone novels and find series commitments frustrating.
You want graphic violence or darker moral ambiguity rather than faith-based redemption arcs.
You're looking for slow-burn romance; this pairs investigation and attraction equally.

About this book

K-9 officer Jackson Locke's sister has disappeared, and the key to finding her may lie with Amy Scout, his sister's best friend and his former crush. When Amy becomes the target of an attack, Jackson discovers that his sister has been investigating cold cases and that someone is determined to kill Amy to keep secrets hidden. Jackson must work to solve the connection between the cold cases and his sister's disappearance while protecting Amy from a dangerous enemy. This is the first book in the Unsolved Case Files series.

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Price History

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

$1.99 – $5.99

Currently on sale at $1.99 — 67% off peak. Price has dropped 3 times over the last 3 years. Goes on sale roughly every 337 days.

Sales Rank

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

Currently around #62K in the Kindle store — a steady mid-list seller. Sales have softened 187% recently.

Rating & Reviews

Purple line = star rating over time. Blue area = total review count growth.

Currently 4.7★ from 802 reviews

Gaining approximately 31 new reviews per month. Steady word of mouth growth. Rating has remained stable at 4.7 over the tracking period.

Sale Prediction

Actual Predicted

This book is currently discounted at $1.99. It typically returns to around $5.99.

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.