Gu Zhao is the heir to the Confucian Sage, yet he is unaware of his true identity and spends his days guarding the Tranquil Heart Academy. When the Mu family is attacked, the Mu sisters are forced to flee. Along the way, they encounter Gu Zhao recruiting disciples and join his school. Mu Qingyue, one of the sisters, is impulsive by nature and often misunderstands Confucian teachings. Surprisingly, however, her cultivation keeps skyrocketing through these accidental misunderstandings. Later, when demonic cultivators come after them, everyone is astonished to discover that Mu Qingyue can suppress them with ease.