Sora is the main protagonist of the Kingdom Hearts series. He is a brave and adventurous teenager who wields the Keyblade, a powerful weapon that can combat the forces of darkness. Throughout the series, Sora travels across various worlds, making new friends and allies, while battling the sinister Organization XIII and other enemies. His character is defined by his unwavering optimism, sense of justice, and strong bonds of friendship. Sora's journey is centered around finding his friends and protecting the universe from darkness.