As soon as you fall asleep, you enter that world. Only by living in that world and obtaining the soul can consciousness return to reality.
After waking up, a man who claimed to be a "time traveler" came to them.
"Why should we risk our lives to help someone we have nothing to do with?!" After rejecting him, their lives changed a little.
"You can't get out... You only have this choice." His voice came from the air, but only they could hear it, "Get my soul back."
Purpose: practice writing skills