I fell asleep while sitting under a tree in the park. When I woke up, I went back to the time I met my ex in high school. What's the meaning? Do it again? Renew the relationship or taste the bitter pill again? Come and see it with me.
Concept: In the current world, how many people want to go back to the past to fill their regrets, but if the protagonist goes back, will the regrets be filled?