While I went to a certain course, the summer of my third year, by chance I saw the baseball field. And while watching you try to hit the ball, you caught my heart. One year later, I've found you again... (Source: MU)
Umi's classmate and crush, Riku, moved in next store with his little brother and father as a result of his parents getting divorced. As a result, Umi gets to ride with Riku everyday to school. But what will happen when an attempted birthday visit goes completely wrong?