Megaton-kyuu Musashi S01

The story takes place at a time when 90% of humans are destroyed due to an attack. The survivors live in a shelter where their lives are monitored and their memories of the attack are erased. Three teenagers from the shelter are selected to pilot three machines that combine to form the robot Musashi. This robot is made of a material called Megatronium. The series will be a mix of robot and school life genres.