Mobile Suit pilot Amuro Ray and his companions are marooned on a desolate island following a botched clandestine mission. A bunch of kids and an enemy mecha attack were what the battalion encountered when it arrived in a place known as the Island of No Return to clear out any enemy forces. After encountering a weird man named Cucuruz Doan, Amuro must now find a way for them all to leave this uncharted area.