"Is this place we're in real?"
"Why do you ask that?"
"Because you seem to have left me before, and I always feel like you're not real."
"No, I will always be by your side, no matter which world."
There is a place that is divided into two realms, virtual and real. When entering from one realm to the other, the memory will disappear.
Purpose: To soothe people's hearts and maintain the right path