Have you ever thought about what it would be like if you were the only one left in school?
Have you ever thought about what a world turned upside down would look like?
Or, have you ever thought about what it would be like to have a dream that is so beautiful that you are willing to sleep for a long time?
High school student He Yitong unexpectedly came to a world - an extremely quiet school with only two people.
The other person is her school girl, Lan Ziyan.
"I have thought countless times who is the fake one - but I never thought it was you."
Intention: Don't look back on the past.