On Yuyu's birthday,
His mother gave him a pet Erha,
He was named Erha Meng.
One day, Youyu had a strange dream,
Erhameng in the dream could actually speak and told Youyu about the earth...
Afterwards, he and Erhameng embarked on a journey to protect the earth, resolve various difficulties around them, and meet many new friends.
Purpose: Protect the environment and achieve sustainable development.