The demon girl Wan Wan was ordered by the Demon Lord to approach Jiang Lingyu, an upright disciple. Disguised as an orphan Ruan Ying, she met Jiang Lingyu and his junior sister Jiang Hanyue and got to know each other. At the gathering of heroes, Jiang Hanyue became fond of Zhao Jiuan, who is unpredictable in good and evil. The group returned to Yunbo Village only to find that Jiang Hanyue's family was destroyed by the invasion of the demon sect. Where will the four people with their own thoughts go...