Book Review: Deep End, by Ali Hazelwood

I just love a good sports romance (as evidenced by my recent review of a sports romance that wasn’t actually a sports romance that you can read here). I love the sense of camaraderie built among the teammates. Do I even have to mention the swoon-worthy cinnamon roll or hotheaded men who fight for their fiercely intelligent or strong heroines? I live for moments when I find myself tearing up over the vulnerability of athletes trying to keep their heads above water (pun fully intended, as this is a review of a book about a Junior Olympic Diver).

My latest Ali Hazelwood read, Deep End, is a sports romance set in the competitive world of college diving, and it hooked me from page one. I picked it up on Sunday afternoon, thinking I’d read a few chapters before cleaning and cooking dinner. The next day, I closed the back cover with that bittersweet “I don’t want this to end” feeling we all chase as readers.

And because I’ve recently revamped my book review system, I’m rating Deep End with my five pillars: Characters, Setting/Worldbuilding, Plot, Believability, and Vibes.

Cover of Deep End by Ali Hazelwood featuring two hands clasped together near a swimming pool, with bold teal title text. Book review graphic overlay.

Characters – ⭐⭐⭐⭐☆

One word: unforgettable.

Scarlett, the main character, isn’t just a tough, driven college diver. She’s a young woman battling insecurities, a serious mental block, and the enormous pressure of competing at a high level. Hazelwood portrays her struggles with athletic mental health so authentically that I found myself flashing back to my own “mental block” moments, times when fear or injury got in the way of throwing a tumbling skill during a cheer routine. It’s rare to see that portrayed so compassionately in a romance novel, and I loved it.

Lukas, her love interest, is everything I want in a MMC. He’s smart, supportive, and finds Scarlett’s intelligence hot rather than intimidating (so refreshing). Their dynamic felt balanced, respectful, and realistic in a way that made me cheer for them both as individuals and as a couple. Their inside jokes (the Swedish word banter, his “troll” nickname for her) made me feel like I was in on their little secret they kept from the world, and that intimacy made the romance shine.

The friendships in this book deserve just as much praise. Hazelwood gave female friendship and team dynamics just as much space as the love story, and I very much appreciated this balance. Watching this group of athletes band together, tease each other, support one another, and sometimes clash made the story feel layered and true to life. The only slight hiccup? A subplot with a “mean girl” rival that leaned into petty drama and didn’t strictly feel necessary. But overall, these characters were so rich, flawed, and memorable that I know I’ll be thinking about them for a long time.

Setting & Worldbuilding – ⭐⭐⭐☆

stanford university swim & dive team

This one is tricky. On the one hand, Hazelwood nailed the college athletics atmosphere. The dorm life, the adrenaline of practices and competitions, the intense drive of the athletes—all of that felt spot-on and familiar.

On the other hand, this story is set at Stanford. If you don’t know, this is one of the most iconic campuses in the USA, and I couldn’t really picture it. The campus itself stayed rather fuzzy in my mind, with most of the worldbuilding focused on the dive team rather than the school environment. It’s fine, and I didn’t really mind skipping pages of architectural description. However, a few more vivid touches would’ve gone a long way to anchor me in place.

So yes: immersive in vibe, but vague in visuals.

Plot – ⭐⭐⭐⭐

Can we just pause for a moment to celebrate an author who knows exactly how long her story should last?

Hazelwood chose to frame this romance within a single year of college, and it was a brilliant decision. The preseason chapters gave us a glimpse into Scarlett’s world—lots of practice, life, and character development—while the pace naturally quickened once competition season started. It mirrored the rhythm of real life for student-athletes: the grind, the adrenaline, the highs and lows.

And then there’s the ending. The main storyline wrapped up beautifully, but what really made me swoon was the epilogue. We got to see a glimpse of life a few years down the road, a peek into these beloved characters’ lives after the whirlwind of college. As someone who always wants “just one more chapter,” I loved that closure.

The plot wasn’t overloaded with unnecessary twists, nor did it drag with filler. It felt balanced, intentional, and binge-worthy.

Believability – ⭐⭐⭐☆

Overall, the emotional arcs rang true—Scarlett’s mental struggles, Lukas’s unyielding (albeit mostly hidden) support, the messy dynamics of competing teammates and college friendships. But a few elements strained believability for me:

  • The drama: Some of it leaned hard into “high school mean-girl” energy, which felt a little out of place in a college setting. Yes, the conflict originated before college, but by the time we meet these characters, it felt like it could’ve been brushed off or resolved more simply.
  • The recruitment trip: Lukas remembers Scarlett, but she doesn’t remember him? And we never actually find out what happened during that trip? That gap in the story felt underdeveloped, and it weakened the credibility of their early connection. I would’ve even settled for a bonus chapter from his perspective? Something.
  • Friendship speed-run: Penelope and Scarlett go from barely acquaintances to matching tattoo besties in a single year, and arguably only because of Pen’s actual bestie’s injury? I wanted more buildup there, because the end result felt a little rushed compared to the slow yet satisfying pacing elsewhere.

Vibes – ⭐⭐⭐⭐

If I could sum up the vibe of Deep End in a word, it would be: heartwarming.

This book made me wax nostalgic for all of my favorite parts of college (pictured to the right, circa spring 2012), fall in love with Scarlett and Lukas’s love story, and appreciate the fierce bonds of female friendship and intense teamwork. The small details made it sparkle: the inside jokes, the teasing nicknames, the cultural quirks that made their story and romance feel unique.

Photo of girls from college

Overall Rating – ⭐⭐⭐⭐☆

Deep End by Ali Hazelwood isn’t just a sports romance. And I would know… I LOVE a sports romance. I recently discovered Probably Smut’s collection of sports romance stickers and shirts, so I figured I’d pass along the link. This isn’t sponsored… I Just love their merch!

I actually got Deep End a few months ago as a monthly PS book club member, and I can’t believe it took me THIS long to read it! it’s a heartfelt exploration of friendship, mental health, resilience, and love. With unforgettable characters, a solidly built college athletics atmosphere, pitch-perfect pacing, and swoony romance, it’s a book I’ll be recommending to anyone who loves their romances with a side of depth and teamwork.

But it’s not flawless: the vague setting details, rushed friendship arcs, and overly petty drama kept it from scoring higher. Still, if you want a binge-worthy read that balances sports realism with romance and friendship, Deep End is absolutely worth diving into.

A horizontal blue-gray divider line with a soft pink heart in the center, used to visually break up content in reading and memory-focused resources.

Have you read Deep End (or anything else by Ali Hazelwood) yet? Or do you have a favorite sports romance that blends friendship and love as beautifully as this one? Let me know in the comments—I’m always looking for recommendations to add to my never-ending TBR pile!

Keep Up with the Blog

Related Posts