One night while my wife was away on a trip and my mother-in-law came to help with housework from the countryside. After dinner, I was dozing off while watching TV in the living room when my mother-in-law seemed to have prepared a bath for me. Despite her long journey from the countryside and being tired, she spoke kindly and with consideration. I said, 'No, mother-in-law, please go first,' and let her take a bath first...