Exploring themes of romance, comedy, and the often-complicated facets of human relationships, Cindi Madsen's "Dopplebanger" presents itself as a fun, engaging, and witty read. Following in the footsteps of contemporary romance, Madsen weaves a narrative that effortlessly balances humor with a good dose of emotional depth. The plot revolves around two individuals, haunted in their own ways by past relationships and unexpected encounters that drive them towards a combined future they hadn't foreseen.

The lead characters in "Dopplebanger" are crafted with considerable care, allowing readers to dive deep into their psychological makeup. Heather, a kindergarten teacher with a heart of gold and a slightly tormented past, provides a contrast to the ambitious, yet emotionally guarded, Garrett. The premise sets off when Heather mistakenly identifies Garrett as a notorious lothario she encountered in an embarrassingly comical mishap. The charm of the novel lies in how this mistaken identity spurs a series of events that unwrap each character's fears, desires, and ultimately their growth.

Madsen's writing style is brisk and engaging, utilizing dialogues that sparkle with humor and moments of insight that lend a palpable sense of realism to her characters. One of the delights of "Dopplebanger" is the clever use of banter between Heather and Garrett, which not only propels the plot but also serves as a battleground for their personal insecurities and attractions to surface. The banter, at times loaded with double entendres, is smartly written, ensuring that the reader is hooked and often amused.

What makes this book particularly notable is its exploration of the theme of identity—not just in physical terms but also in how the characters perceive themselves and each other. Madsen plays with the concept of 'doppleganger' not just as a literal double, but as a metaphor for the faces we show to the world versus our true selves. This duality is evident in both Heather and Garrett as they navigate their interactions, where they often mask their true feelings or pasts in fear of judgment or rejection.

Supporting characters in the novel, such as Heather's quirky friend Lisa and Garrett’s brother, Shane, add layers to the narrative. They are not just fillers but have their arcs that are engaging and they contribute significantly to the lead characters' journey. Through these relationships, the novel delves into aspects of friendship and brotherhood, which complement the central romantic storyline.

"Dopplebanger" is also commendable for its pacing. Madsen manages to maintain an upbeat tempo while ensuring that the novel does not lose its emotional undercurrent. The development of the romance between Heather and Garrett is paced realistically, with their personal issues gradually unfolding, leading to moments of vulnerability and self-revelation that are beautifully penned. Each chapter cleverly ends in a manner that makes you want to turn the page and dive into the next, making it a difficult book to put down.

The setting of the tale, a quaint little town, provides the perfect backdrop for this quirky love story. Madsen's descriptions of the locales add to the charm of the story, lending a cinematic quality to the narrative. Whether it's the cozy nooks of the local café where Heather and Garrett have their amusing encounters or the picturesque streets that serve as silent witnesses to their growing affection, the settings imbue the story with a sense of warmth and intimacy.

However, no book is without its pitfalls. At certain junctures, "Dopplebanger" seems to tread very close to some clichés typically found in romantic comedies. However, Madsen often cleverly acknowledges these clichés and playfully turns them on their head, adding a layer of self-aware humor that is refreshing. Moreover, while the main characters are well-rounded, a bit more depth into Garrett’s past could have added more to the emotional payoff.

Ultimately, "Dopplebanger" is a celebration of love, laughter, and the intricate dance of relationships. It is a testament to Cindi Madsen’s ability to craft stories that resonate with realism and warmth. The book appeals greatly to those who cherish a well-balanced romantic comedy that offers both levity and touching moments. If you are looking for a light-hearted read that doesn’t shy away from delving into deeper emotional themes, then "Dopplebanger" should definitely be on your reading list.