RONDO CAPRICCIOSO After the death of his mother, child prodigy Arima Kosei gave up the piano forever — or so he thought. That vow turned out to be no match for the persistence of sprightly violinist Kaori Miyazono, who’s roped Arima back into the world of competitive classical music. But after so many years, will Arima be able to sit down at the ivories again like nothing happened? Or will history repeat itself, with Arima crumbling under the pressure?