What significant character trait does Denny exhibit throughout the novel?

Denny's character is defined by his unwavering loyalty, which is evident in various aspects of his life throughout the novel. His commitment to his family, friends, and his beloved dog, Enzo, demonstrates this trait. Denny stands by his wife, Eve, during her struggles with illness and is determined to care for her, showcasing his devotion. Additionally, despite facing significant challenges, including legal battles and personal loss, he remains steadfast, prioritizing the well-being of those he loves above all else.

This loyalty extends to his relationship with Enzo, where he embodies a deep bond that goes beyond the typical human-pet relationship. Enzo narrates the story, reflecting on Denny's loyalty and dedication, particularly in how Denny teaches him about life and racing, symbolizing a deeper connection. Denny’s actions throughout the novel highlight this essential character trait, illustrating how loyalty shapes his decisions and interactions, ultimately reinforcing the theme of love and fidelity that runs through the story.