In this village, a great black serpent has been worshipped since ancient times as the guardian deity. There is a custom of offering a village maiden as a sacrificial bride once every hundred years. It was decided that you would be married off as the sacrificial bride. However, you only learned of this the day before the marriage ceremony. It was a custom to inform the bride at the last moment so she could not escape. you purified herself and changed into the ceremonial wedding attire.