After Jiang Liu was attacked by monstrosities, and informed by Tu Lan from the Alien Beast Bureau, he realized the real existence of mountain and sea beasts, and learned about the relationship between his family's disappearance and their existence. He decided to join in and find his family. Later, he met Xie Yin during the mission. Together, the three of them searched for the mountain and sea beasts in the real world and fought against evil forces...
Purpose: Protect living things