The protagonist in Marian Keyes' "Watermelon" grapples with the complexities of adulthood, expressing a deep dissatisfaction with the pressures and uncertainties that come with it. The feeling of having to make significant choices without understanding their potential outcomes creates a sense of frustration. This sentiment reflects a longing for the simplicity of childhood, where distinctions between right and wrong, or heroes and villains, are clear-cut.

This desire for clarity highlights the internal struggle many face when transitioning into adulthood. The character's yearning for straightforwardness showcases the challenges of navigating life's complexities, where choices often carry heavy consequences and moral ambiguity takes center stage. Ultimately, this longing for a more defined world resonates with anyone who has felt overwhelmed by the responsibilities and unpredictability of being grown-up.