Christopher Boone is a 15-year-old boy who is the protagonist of the novel "The Curious Incident of the Dog in the Night-Time" by Mark Haddon. He has a unique perspective on the world, as he is on the autism spectrum, which influences how he interacts with others and processes information. Christopher is highly intelligent, particularly in mathematics and science, but struggles with social cues and emotions. In the story, Christopher embarks on a journey to solve the mystery of a neighbor's dead dog, Wellington. His investigation leads him to uncover deeper family secrets and challenges his understanding of trust and relationships. Throughout his journey, Christopher demonstrates resilience and determination, showcasing his ability to navigate a complex world.