Mobile Suit Gundam ZZ Season 1 Episode 26

Hoping to end their water shortage, Judau flies out in a core fighter and ends up being helped by a woman named Masai. In accordance with desert law, she tells Judau where an oasis village is located. However, Masai attacks the Gundam team with a red Gelgoog in order to force the villagers to acknowledge her and her now-dead lover Tag.