Nana, a school girl who lives in a rural town. It was my daily routine to stop by a coffee shop that I was familiar with on my way home from club activities. One day, she was surprised to find that the store was closed, and she offered to the owner, “It’s no good that everyone’s resting place is gone! I’ll help you.” The owner who lost the momentum of Nana. From that day on, the days of working part-time began after school. A few days later, Nana, who was cleaning the store, suddenly noticed that there was a warehouse. Nana sneaks in and sees the owner’s secret …