As Earth once again becomes embroiled in the Kree-Skrull War, one Young Avenger is mortally wounded while another must sacrifice his future to keep the planet from being consumed in the conflict. Not even the combined forces of the YOUNG AVENGERS and the NEW AVENGERS can stem the tide of destruction. And in the battle's bloody aftermath, the YOUNG AVENGERS -- and their relationship to their would-be mentors -- are forever altered.