Baby Maker by M.L. Broome is a novel that offers an engaging dive into the complexities of personal desires, societal expectations, and the chaotic journey of unconventional relationships. The plot revolves around the lives of two distinctly different characters, each burdened by their own challenges and life choices. What begins as a pragmatic agreement between them slowly unfurls into a multidimensional storyline filled with emotional depth, humorous incidents, and poignant reflections on life and love.

The central figures, Jules and Lisa, come from starkly different backgrounds and have various reasons for stepping into their peculiar arrangement. Jules, characterized as a suave, successful, yet emotionally detached individual finds himself at a crossroads. Despite his lack of a serious relationship, he has a deep-seated desire to be a father. On the other hand, Lisa, a vibrantly spirited, creative and fiercely independent woman, seeks a child without the entanglement of romance due to her disenchantations with past relationships. Their solution is a baby-making agreement — free from emotional strings, purely transactional, or so they initially believe.

The narrative pace set by Broome is both thoughtful and enticing. As the storyline progresses, the initial simplicity of the protagonists’ arrangement begins to unravel, revealing the complexities of human emotions and connections. The author skillfully uses a dual narrative, providing readers a window into both Jules' and Lisa's thoughts and feelings. This technique enriches the narrative, allowing for a deeper understanding of each character’s internal struggles and evolutions.

Broome excels in creating dialogues that feel authentic and lively, which adds a layer of realism to the story. The interactions between Jules and Lisa sparkle with wit and genuine feelings, weaving the tension and attraction palpably through their exchanges. It’s the humor, intermixed with moments of vulnerability, that truly endears the characters to the readers, making their journey not just believable but also relatable.

The supporting characters are not just mere fillers in the background; they add substantial value to the story. From Lisa’s compassionate and sassy friend Megan to Jules’s brother Mark, who brings his own flavor of wisdom and wit, the secondary characters help in fleshing out the protagonists and moving the plot forward. Their inclusion is purposeful and effectively orchestrated to highlight various societal themes such as the definition of family, the social implications of single parenthood, and the evolving nature of romantic relationships.

Thematically, Baby Maker is rich and varied. Broome doesn't shy away from addressing the stigmas associated with decisions that deviate from societal norms. Both Jules and Lisa face external pressures and judgment, not just from society at large but often from close friends and family. These themes are woven seamlessly into the fabric of the story, presented in a manner that provokes thought without being overbearing. Particularly compelling is the exploration of what it means to be a parent and the idea that love, in its many forms, transcends conventional boundaries.

The development of Jules' and Lisa’s relationship is the heart of the book. Broome portrays a beautiful transition from a contractually stipulated interaction to a deeply intimate connection. It's a testament to her skill that this transformation appears smooth and inevitable, despite the characters’ initial intentions. The emotional density of their relationship is balanced with lighter, humorous scenes, creating a well-rounded narrative experience.

However, the book is not without its drawbacks. Certain plot twists seem a bit predictable, and some conflicts resolve a little too conveniently, which might detract from the overall impact for some readers. Moreover, the exploration of some secondary characters could have been deeper, offering a more rounded perspective to the environments influencing Jules and Lisa.

In conclusion, Baby Maker by M.L. Broome is a compelling read that deftly combines elements of romantic comedy with serious, reflective themes on relationships and societal expectations. It challenges the traditional notions of family and partnership, providing a fresh perspective enriched by strong character development and engaging dialogue. This book is recommended for those who enjoy contemporary romance with a blend of humor, wit, and heartfelt emotions. It promises not only to entertain but also to resonate with anyone who has faced the dilemmas of heart versus societal pressures.