Mama(罗长姐)

Luo Zhangjie is 88 years old. Her son Qi Caizheng has lost his memories due to meningitis, and now he can't even cope with the basic tasks in his daily life. Moreover, he hits whoever gets close to him. Luo has been looking after her son, but as she's getting old, she is training her granddaughter-in-law to take care of her son.