Ghoul is depicted to be a half-human half-fish hybrid as evident where she has fins that stick out in her head as if they were her ears. For her attire, Ghoul wears a lot of blue-colored clothing such as her hood, her gloves, and her belt, while her uniform, jeans and shoes are black. As for her physical appearance, Ghoul is a fair-skinned hybrid with white hair growing out and covering her right eye.