Reunion with younger sister <>. My younger sister Mika decided to come visit me, as I hadn't been home for a long time since I came to Tokyo. I wonder how long we haven't seen each other since then... Mika, whom I met for the first time in a while, didn't seem to have changed at all, and it also seemed like she had completely changed. When I sensed the subtle changes in her expressions and gestures from a girl to an adult, something snapped inside me...