Zero doesn't notice it at first, but he has been starting to become attracted to his partner in hunting down Mavericks, X. His attraction starts becoming more than a crush, and it starts to take his life over slowly. But, when X gets badly injured in battle, Zero gets worried more and more by the days. One day, X thinks he can make it into a battle with his leftover injuries, even though the company alarmed him to stay and finish being repaired. He gets headstrong in wanted to help Zero in one of his missions, but will he make it out fine?