thambalnu was a lady from a poor family in yairipok town of manipur. but her beauty and charm causes conflicts among many able men in the kingdom in her times. during flood times from the imphal river in the kingdom, the royal oracle proclaimed that the water god wangbren will be pleased if a young girl is offered to him. since thambalnu became a problem for numerous men, she was chosen to be offered to the deity. so, she was forcibly (or voluntarily) put in sacrifice to the strong river flow. after her death, the flood was also gone.