When she came back, the system was dead, and she was all alone and just begging for her life; after she was moved, the system woke up, but she was sent back despite being nostalgic.
She returned to modern times and became lonely again, and Xiao Yi stayed at the year when he wanted to marry her forever.
Intention: Short-term residence is an illusion, desolation and separation are the destination of all living beings.