Cancer died. In the movie "Learning Dad", Xiaomi's mother is a doctor of medicine, but when Xiaomi was two years old, her mother unfortunately got cancer and died without treatment. Learning Dad is a film written and directed by Su Liang, starring Bo Huang and Yan Ni, starring Zhang Junning, Zhang Zixian and Shan, and starring Wan Qian. It was released in Chinese mainland on July 8th, 2023.