Yuuki Kai is a senior at a university studying social welfare psychology and trying to find a job. One day, he encounters a girl, Hagio Sae, playing the violin, and becomes intrigued.Yuuki Kai is a senior at a university studying social welfare psychology and trying to find a job. One day, he encounters a girl, Hagio Sae, playing the violin, and becomes intrigued.Yuuki Kai is a senior at a university studying social welfare psychology and trying to find a job. One day, he encounters a girl, Hagio Sae, playing the violin, and becomes intrigued.