Why is the face of Fengyun Clay Bodhisattva rotten

The clay idol's face in the storm was rotten because of frequent water leakage. Clay Bodhisattva is a legend in the wind and cloud. He has the body of a fortune teller and is a world master. He knew all the past and present, but he revealed too many secrets, so his face was covered with ulcers, which was his punishment. So the clay idol's face in the storm is rotten because of frequent water leakage.