A young man who lives in Xiaoyanggang dreams of martyrdom, but he is blind and can only sneak into the market by swindling. One day, Rakshasa attacked Xiaoyanggang, and his mother, who was dependent on him, suddenly disappeared. Lang Ming had to embark on the road of finding the truth. After a wave of unrest, ancient gods and beasts are in danger, and the legendary chivalrous also appear before them. Lang Ming embarks on a journey of adventure that will change his life.

Legends tell the story of Sacred Guardians called Shalen who tried to protect the lands from 4 beasts from another world by using the power of fire, metal, water, wood and earth. However, the beasts were too powerful even for them until a new power was found - the wind spell. The spirits of the beasts were sealed and peace was restored in the human world. Ever-since, people born with a special mark on their hand become Shalen who should protect everyone in the human world. Lang Ming is a young blind boy who has an exceptional hearing. While he lives with his mother in Xiaoyanggang and tries to make money, his town is attacked by a demon and his mother disappears. Lang is ready to do everything in order to find her so he makes a deal with a strange girl, he later calls Little Goblin. This marks the beginning of an epic adventure which will change Lang Ming's life forever.—MyAnimeList