Before finding out the Perfect Answer, discover Another Gantz. Aired on Nippon Television network before the theatrical release of Gantz: The Perfect Answer, this film is an alternate perspective version of the first Gantz film from the same writing-directing team of the two-part theatrical film. In addition to condensed scenes from the Gantz film, Another Gantz features a new subplot that follows an investigative journalist not included in the theatrical film. Delving deep into the mystery, Another Gantz offers another piece towards solving the complex puzzle that is the world of Gantz.

In a futuristic Japan, a group of people are chosen to participate in a deadly game where they must battle against giant monsters. With the help of high-tech weapons and their survival instincts, they must fight for their lives and try to uncover the truth behind the game.

Gantz is a sci-fi action horror movie based on a manga, where a group of people who have died are brought back to life to participate in a deadly game. They must fight against aliens in order to earn points to either be resurrected or to be granted a wish. The story follows the characters as they navigate this dangerous game and uncover the secrets behind Gantz.

In 'Gantz: Perfect Answer', the protagonists are transported to a mysterious room and given missions to complete using advanced technology. As they face deadly enemies and navigate dangerous situations, they must unravel the secrets behind the sphere that controls their fate. With intense action, suspense, and unexpected twists, this movie keeps viewers on the edge of their seat.