Rui Bu Si is a powerful member of the Quake Clan and the main protagonist of the story. She is tricked by the Merit System into helping rescue Princess Naiya. She once worked for the Dark Great Emperor but now seeks to save the universe. She is impoverished, clever, and often sarcastic. She poses as a student at Meng Academy and tries to complete daily tasks to gain magical abilities. She has a habit of complaining about her height and finances. She is short but beautiful. She makes friends with Jian Ni, Lan Bao, and others while hiding her true identity. She struggles with literacy and poverty but remains determined to achieve freedom and power. She has a long history with many characters and is cautious about revealing herself.
