This story revolves around two teenagers of different identities and different cultural backgrounds – Fa Hua and Lan Ge, whom because of a magic weapon "Only Pearl" were connected together to save humanity. The two teenagers have a symbiotic relationship because of the artifact, which makes the two teenagers with very different personalities need to go through a variety of tests together, with that, the relationship between the two see subtle changes, and they began to understand each other, and gradually the two became as close as siblings. The two teenagers continue to cooperate with each other, trying to find out more mysteries of the "Only Pearl." But the mysterious power behind the two teenagers also slowly reach out to the two teenagers. In a matchmaking event, the sky devil clan – Tianmo Yeming disguised as a mysterious beauty and said her purpose here is to claim the "Only Pearl." The two teenagers are guided by the Grand Commander and decide to set out on the road to revenge, but at this time they must quickly train themselves and both enter the mysterious cultivation with the help of the Pearl. Can they take up the heavy responsibility to fight the upcoming attack of the demons, and can protect the artefact "Only Pearl?" (Source: iQ)