'Commit' by Kortney Keisel presents a novel that is both a delightful escape into the realm of romantic fiction and a thoughtful exploration of trust, commitment, and the complexities of modern relationships. Through her adept storytelling and engaging characters, Keisel weaves a narrative that not only entertains but also invites readers to reflect upon their own views towards love and sacrifices. The novel proves to be a blend of sweet romance spiced with tension that keeps you turning pages long into the night.

At the heart of the story is Jen Taylor, a character crafted with such realism that she leaps off the pages. Jen, a woman both strong and vulnerable, navigates through her revitalized feelings for Brad, her lifelong friend. The chemistry between Jen and Brad is palpable, with a history that fortifies their bond, adding a profound depth to their interactions. Keisel has a talent for making readers feel the protagonists' complicated emotions — from the flutter of budding romance to the sting of old wounds resurfacing. The dialogues between Jen and Brad sparkle with authenticity, filled with playful bantering that makes their relationship relatable and endearing.

The novel isn’t just about rekindled love; it's steeped in themes of trust and betrayal. Jen’s reluctance to commit fully to Brad stems from past traumas and a fear of loss that Keisel explores with sensitivity and insight. The backstory that clouds Jen's happiness is unraveled beautifully, with the right pace that keeps the mystery alive till the necessary moments. The support cast of characters enrich the main storyline, providing humor, wisdom, and sometimes the necessary confrontation to push the story forward. Each supporting character is well-delineated, contributing to the book’s vibrancy and the protagonist's journey.

Keisel's prose shines not just in character development but also in setting the scenes. From serene lakeside settings that provide a perfect backdrop for introspective moments, to bustling town events that propel the plot and flesh out the community’s spirit, the settings are almost a character in themselves. They serve as a canvas against which the human dramas of love, friendship, pain, and redemption are vividly painted. This act of placing characters within richly described locales helps in suspending disbelief and makes the narrative more immersive.

However, 'Commit' straddles some typical romantic tropes which, while satisfying, might not seem particularly groundbreaking to seasoned readers of the genre. The fluctuating fortunes of the central couple can at times feel predictable, yet Keisel manages to add enough small surprises and emotional depth to keep the narrative engaging. Moreover, the climax, although fulfilling, ties up the ends a bit too neatly, leaning towards an idealistic resolution that might undercut the novel’s earlier commitment to emotional realism.

A distinctive feature of Keisel’s writing is her ability to interlace light, humorous moments with intense emotional conflicts. This balance keeps the story from drowning in melodrama and aligns well with the charming small-town vibes that permeate the book. The dialogue often sparkles with wit, and Jen’s inner monologues provide insightful glimpses into her psyche, enhancing the reader’s understanding and empathy towards her.

In the end, 'Commit' is a testament to Kortney Keisel’s ability to craft a heartfelt romance that speaks to the fears and hopes of real-life relationships. Readers will find themselves rooting for Jen and Brad, not just to find love, but to find themselves in the process. It’s a comforting read that reaffirms the beauty of second chances, the strength needed to trust again after betrayal, and the enduring power of love and friendship.

While 'Commit' offers a narrative that is somewhat familiar, the emotional depth, well-crafted characters, and engaging dialogue make it a standout. It is a recommended read for those who enjoy heartfelt romances filled with both sweet moments and real challenges. Kortney Keisel's book is a charming reminder of the messy, beautiful, and ultimately rewarding journey of committing to love.