When the alien Mimics invade, Keiji Kiriya is just one of many recruits shoved into a suit of battle armor called a Jacket and sent out to kill. Keiji dies on the battlefield, only to be reborn each morning to fight and die again and again. On his fifth iteration, he gets a message from a mysterious ally -- the female soldier known as the Full Metal Bitch. Is she the key to Keiji's escape or his final death?

In a near future, an alien race has hit the Earth in an unbeatable assault. Major William Cage has never seen a day of combat, but is dropped into a suicide mission and killed within minutes. Cage now finds himself thrown into a time loop, forcing him to live out the same day over and over, fighting and dying each time. With each life, Cage learns more fighting skills, so that when he and warrior Rita Vrataski take the fight to the aliens, they are...