Superheroin is super dead! Vol.98: Beautiful Warrior Sailor Liviathan, Star-in-waiting

There was a brother of a good-natured fairy. He was an older brother of a gastronomic family and a younger brother of Oe no Han. They attacked human women on a daily basis, absorbing vitality and satisfying their desires. The sailor liviathan happens to be in the way of their diet. Her strong sense of justice and her mission as a sailor warrior were unable to forgive the yoma brothers. The Wicked Brothers send a sniper to suck the strong woman's energy, and finally incapacitate Sailor Liviathan. Sailor liviasan is eaten by a Chinese-speaking younger brother. her destiny is... [bad end]