If Only You Knew by: Stefanie Castro

Disclaimer: I received a copy of this book and am voluntarily leaving a review.

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If Only You Knew by Stefanie Castro is a perfectly written story of first loves, profound heartbreak, and the enduring power of second chances. It follows Rebecca and Shane, high school sweethearts who spent their youth building plans for a future of careers and family, only to have those dreams destroyed on graduation night when a misunderstanding leads Shane to break up with Rebecca, believing he is holding her back. The pain left behind is immense, and for Rebecca, who had been with Shane since she was fourteen, the sudden loss feels insurmountable.

Book Description

Shane promised Becca forever, and all she got was heartbreak upon high school graduation.

There was no tomorrow without Shane Philips by Becca’s side. That was until Shane abruptly breaks up with Becca, leaving her alone to face a future without the one person she had grown to love. Learning to maneuver through life after being Shane’s girlfriend since they were fourteen, Becca never imagined an existence that didn’t include them being together.

The pain Becca was left with goes beyond anything she ever expected. Much like life tends to do, time passes and each of them grows into the adults they are today. They live independent lives for twenty-five years before Shane ends up on her doorstep unexpectedly, wanting to rekindle a love that he chose to walk away from. But can Becca truly let go of her anger and embrace what’s right in front of her all these years later? Most of all, can she forgive Shane for walking away?

This is a second-chance love story between two forty-something soulmates who lived entire lives apart only to find a chance to begin again. But when Shane finds out everything he missed, can their love last? If only he knew…

About Stefanie Castro

Stefanie Castro is a Registered Nurse, certified doula and yoga instructor. She specializes in the field of obstetrics and loves everything about her career. She is a first-generation Brazilian American and is fluent in English, Portuguese and Spanish. Stefanie is a wife of 19 years and mother to her son and daughter, along with her very rambunctious Cavalier King Charles Spaniel, named Rusty.

She has grown in her love of reading throughout the years and now it’s hard to find her without her Kindle by her side. Her favorite foods are popcorn and sushi. She is also very excited about Christmas and begins plotting next year’s decor on December 26th. Stefanie has started two book clubs and is avidly reading whenever she has a free moment in her day. She loves to cuddle on the couch with her dog, along with a great book and a cup of tea. 


My Thoughts

If Only You Knew by Stefanie Castro is a perfectly written story of first loves, profound heartbreak, and the enduring power of second chances. It follows Rebecca and Shane, high school sweethearts who spent their youth building plans for a future of careers and family, only to have those dreams destroyed on graduation night when a misunderstanding leads Shane to break up with Rebecca, believing he is holding her back. The pain left behind is immense, and for Rebecca, who had been with Shane since she was fourteen, the sudden loss feels insurmountable.

Twenty-five years pass, during which both navigate their adult lives independently, until a chance encounter brings Shane back to her doorstep. When he unexpectedly hears her voice and tracks her down, he blindsides her at her home, hoping to rekindle the love he chose to walk away from decades earlier. This sets the stage for a captivating journey of redemption for two forty-something soulmates who must navigate anger, sorrow, and the complex question of whether forgiveness is possible after two and a half decades of silence. As Shane discovers the life he missed, the couple is forced to grapple with whether they can truly embrace what is right in front of them and begin again.

I adore second-chance romances, and this book delivers everything I love about the trope: a strong, resilient leading lady, a sympathetic hero who is far from a typical "dirtbag" ex, and a beautifully paced narrative that balances emotional depth with satisfying chemistry. While I generally stick to a specific list of tried-and-true authors, this book was a complete "chef’s kiss" surprise that moved me more than I expected—I truly thought I was a tough cookie, yet this story pulled at my heartstrings in all the right ways.

Beyond the romance, there is a delightful sense of justice in how the plot unfolds, including a satisfying comeuppance for a meddling mother and a well-deserved happily-ever-after. With high-quality writing and a perfect blend of nostalgia and maturity, If Only You Knew is an absolute must-read. It left me eager to dive into the rest of the series, and I have a feeling we haven't seen the last of Shane and Rebecca.

Other books I've read by Stefanie Castro HERE!!

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