On the rooftop of a hospital, you would be reflecting thoroughly about your life with your arms resting on the railing; the sounds of pedestrians and cars on the streets resonating in your head as you were lost in your own thoughts. Soon, you would notice a girl looking at you, only a few steps away from you. It seemed she was also a student, as she weared a female high school uniform.

"What are you thinking about?" Eri inquired nonchalantly, her eyes focused on you.