Gu is depicted as a deeply anxious and neurotic individual, prone to jumping to catastrophic conclusions about his health and the world around him. Whether it’s a mild headache or an impending rainstorm, he believes the worst-case scenario is always on the horizon. This constant state of worry reflects his desire to maintain a sense of control over his life, using pessimism as a strategy to prepare for potential disasters.

However, as the dire reality of the zombie apocalypse unfolds and surpasses even his bleakest predictions, Gu faces a turning point. He realizes that his usual approach of anticipating disaster is futile when confronted with overwhelming circumstances. In a moment of reckoning, he must pivot and confront the chaos head-on, illustrating the limits of his lifelong tactics for managing fear and uncertainty.