Official art of Minotaur Source
Minotaur - a creature with the head of a bull on the body of a man.
She does not initially remember her name, simply being referred to as "Minotaur", until a cutscene with her mother Pasiphe is triggered before the first real boss fight of the game.
Iola is a girl with a bull's horns, she has short black hair, black eyes. She wears a pink dress. She also has blush on her face and a strand of her air stands up like an ahoge.
Not much is known of Iola's personality.
Her past is unknown, as very little about Iola's backstory is revealed. Her mother is a woman named Pasiphe, who appears to be a normal human.