In 2059 A.D., the 25th Frontier fleet near the Galactic center is attacked by the Vajra aliens. Bored colonist Alto Saotome joins the Valkyrie pilots defending the Frontier.

Taking place in 2059 A.D., Macross Frontier chronicles the events of the 25th Frontier fleet, located near the center of the Galaxy. The Frontier comes under attack by a mysterious and deadly force of aliens known as the Vajra. Alto Saotome, a young piloting student bored with his life in the colony, joins a special force of Valkyrie pilots formed in order to combat the Vajra.—Anonymous