Hilda had had a rough time growing up. When she had her first period, she was still forced to do heavy work by her family. As she gritted her teeth and did a whole day's work without resting, blood started dripping down her pants and wet the inside of her shoes... Ever since then, her body had always been fragile and weak.

Her menstruation cycle had always been unstable. Sometimes, it would last for about 15 days, and sometimes, she wouldn't have her period for several months. She had never had the resources to nurse her body back to health, and after she met Nathan, he had helped to take...