Who is Denny in relation to Enzo?

Denny is Enzo's owner and a race car driver, which underscores the unique bond between a human and his pet in the narrative. Their relationship is central to the story, as Denny's experiences, challenges, and aspirations are observed and interpreted through Enzo's point of view. This connection emphasizes themes of loyalty, ambition, and the impact of love and loss. Enzo as a character provides insight into Denny's life and drives the story forward, reflecting on what it means to be a companion and witness to human struggles and triumphs.