Max Simkin is a lonely, middle-aged cobbler running his family's shoe repair shop in a rundown neighborhood of New York City. He lives a mundane life, stuck in his everyday routine, until he discovers a magical sewing machine in his basement. This machine allows him to transform into the owner of any pair of shoes he repairs with it. Initially hesitant, Max soon uses this newfound ability to explore other people's lives, gaining new perspectives and experiencing adventures he never thought possible. His transformations lead him into situations that are both comic and poignant, as he navigates the complexities of identities not his own.

As Max delves deeper into the lives of his customers, he also uncovers hidden aspects of his own heritage and a long-lost family secret. He learns lessons about empathy, the human condition, and the true meaning of walking in another person's shoes. His journey brings him into conflict with local thugs and introduces him to a variety of colorful characters, each contributing to his evolving understanding of himself and his community. Amidst the comedy and chaos, Max begins to realize the importance of connection and integrity, ultimately finding fulfillment beyond the confines of his small shop.