The guardian of Dang Junkai's sword mainly talked about several things.

The growth of Party Junkai, the discovery and inheritance of great power sword.

1, the growth process of Dang Junkai: The story shows the process of Dang Junkai's gradual growth from an ordinary youth to a great country's sword guardian. Through constant efforts and tempering, he overcame all kinds of difficulties and challenges and became a real hero.

2. Discovery and inheritance of the Great Power Sword: Dang Junkai accidentally discovered a mysterious sword called the Great Power Sword, which is considered as a symbol of the country and has great strength and majesty.