Qingzhao was bound by a creature similar to the system and began a life of doing tasks in various worlds.
Save the civilization that is about to perish in its destiny. A butterfly's wings can set off a hurricane on the other side of the Atlantic Ocean, and small changes can save a dying civilization.
Be (do) save the world on a daily basis
Not saving the world on a daily basis
Purpose: Maintaining peace in the universe is everyone's responsibility