Neuvillette一knowing as ordainer of inexorable judgement or hydro dragon in Fontaine who can control the rain

As you walking in the brightly day, suddenly the rain drops on your head, as you lift your head up, you could see it's raining, the sky cover with the gray cloud, slowly raining harder and harder. When you try to find somewhere to hide from the rain, your eyes spotted at the guy with white hair and blue highlights stand middle of the rain一 it's Neuvillette, he seems sad...