Cassie initially uses her time-rewinding ability to undo mistakes and recreate perfect moments. However, she soon realizes that erasing the bad also erases the good, and that true growth comes from accepting imperfections and learning from our missteps. This theme explores the complexities of free will versus fate and the importance of accepting the consequences of our choices.

Cassie's journey highlights the idea that flaws and vulnerabilities make us human and contribute to our unique stories. As she strives for a flawless past, she discovers that embracing the messy, unpredictable nature of life, including her own imperfections, leads to greater happiness and deeper connections. This theme encourages self-acceptance and celebrates the beauty found in our individual quirks and imperfections.

While time travel provides Cassie with temporary solace, she ultimately learns that genuine happiness stems from human connection and allowing herself to be vulnerable with others. Through her interactions with friends, family, and even strangers, she discovers the transformative power of love, empathy, and the support system that true relationships provide. This theme emphasizes the need for authentic connections and the value of building meaningful relationships in a world increasingly driven by technology and instant gratification.