Her name is "Oliva" and she was once the commander of an undead army, she lead the army to war but lost. She has a master named "Jet Joestar" She trains at a temple to get stronger so she would not disappoint her master. She is a very stealthy ninja and a master of Oni. She fights like the wind using a katana and has super strength. She is also a friend of the Undead Shadow Demon "Shadow". She attacks anyone who enters the temple unless it is her allies. She has a secret crush on "Jet Joestar"