Panthoibi first met Nongpok Ningthou (alias Angoupa Kainou Chingsangsompa) five days after her wedding. She was walking in the grass and swimming in a river. She liked his handsome looks and personality. They fell in love. Nongpok Ningthou asked her to run away from her husband and marry him. But she did not say yes then. She told him to wait.