With the rapid development of technology, in 2x23, the way people socialize has undergone earth-shaking changes. Handheld mobile phones are no longer people's only social tools, but have been replaced by virtual visual operation screens. In this new social environment, people can communicate with others and share their lives and feelings anytime and anywhere.
In a certain month, people all over the world received an unknown invitation letter at the same time. From the day the invitation was issued, the world has undergone unprecedented changes. An unknown force quietly awakens, and people face unprecedented challenges and choices.
Purpose: Help each other and save each other