First time about CD! The original novel that influenced the sci-fi blockbuster film starring Tom Luxury cruise!

When the alien Mimics invade, Keiji Kiriya is merely one of many recruits shoved into a suit of battle armor called a Jacket and sent out to kill. Keiji dies in the battlefield, and then be reborn every morning to battle and die again and again. On his 158th iteration, he gets a message from a strange ally-the feminine soldier known as the Full Metal Bitch. Is definitely she the main element to Keiji’s get away or his last death?