
Relentless by Amy Caldwell
Series: Boundless, Book 3
Release Date: 01.10.25
Genre: Women’s Christian Fiction
5 Stars!
How do you take your redemption story? Straight up, no sugar, with a side of grace? That’s exactly how Relentless by Amy Caldwell serves it. This book brewed up a storm in my heart, and let me tell you—it’s the kind that lingers long after the last page. Relentless serves up a story that’s bold, messy, and full of life’s hard truths—where sin is real and the struggle is real. But by the end, it’s steeped in the Good News of the Gospel, reminding us of the incredible grace, love, and redemption that only God can offer.
Amy Caldwell doesn’t write stories; she pours them, one authentic drop at a time. Relentless felt less like fiction and more like sitting across from someone sharing how God rescued them from their own self-sabotage. Harper’s fall from ministry royalty to rock bottom felt like watching a cup shatter in slow motion—messy, painful, and impossible to look away from. And yet, every jagged piece pointed back to grace, just waiting to put things back together.
While Harper’s painful journey unfolds, Maeve’s steady presence provides the balance. A ranch-owning, coffee-loving woman of wisdom, she’s the kind of character who brews strength with love. She’s the barista of boundaries and the queen of tough love, always pouring truth but never forgetting the cream of kindness. And Oakleigh? Well, let’s just say her faith had to steep a little longer than most, but the result is something so beautiful and authentic.
Grace is the thread that binds Harper and the other characters together, proving that no matter how far we fall, God’s love never gives up.
There’s something special about the way Caldwell writes redemption that mirrors the experience of clutching a warm cup on a cold morning. You don’t realize how cold you’ve been until you feel the heat seeping into your hands. Harper’s story reminds us that sometimes God doesn’t just fill our broken cups; He replaces them, restoring and strengthening them through repentance, making them vessels that can hold the fullness of His mercy and grace.
This story is a reminder that there’s no person too bitter, too broken, or too far gone that God can’t redeem. If you want a novel that will steep in your soul and remind you of the power of unrelenting love and grace, Relentless is the cup you need.
Relentless brews up a story as rich and complicated as the perfect cup of coffee — bold, messy, and at times, bittersweet, but ultimately satisfying as it reminds us that God's love is the finest brew of all.
When you turn the last page, you’ll want to sit quietly for a moment, coffee in hand, thanking God for His relentless love—the kind that never stops, even when we’ve done everything to push it away.
I received a digital ARC of this book from the author. I am not required to write a positive review nor paid to do so. This is my honest and unbiased review. My thoughts and opinions expressed in this book review are my own. My review focuses on the writing and story’s content, ensuring transparency and reliability.
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