Princess Yixue of the Demon Realm (Demon Race) and Duan Yuexi, the Young Master of the Hidden Sword Villa in the Monastic Realm (Human Race) gave birth to a son. However, due to the war between the God Realm and the Demon Realm, they both lost their lives. They left one son behind, who was adopted by a servant of the Duan family and named Yi Yuechen, and started a new journey!