Brandon Heat is the main character in the anime and video game series titled "Gungrave." The story follows his transformation from a human into a powerful undead being known as Beyond the Grave. Driven by revenge, he battles against the criminal organization that betrayed him and his friend, Harry MacDowell. The series combines elements of action, drama, and supernatural themes. It explores themes of friendship, betrayal, and redemption, set against a backdrop of stylish gunfights and intense confrontations. "Gungrave" is known for its unique art style and engaging narrative, appealing to fans of both anime and video games.