"Don't worry, I will bring ten steamed buns back for you! You must wait for me to come back!"
"I will wait for you, I won't go anywhere, but you must come back, you can't leave me!"
She waited for him for three days, and finally couldn't bear the hunger and went down the mountain. She gave up her promise to wait for him to come back, and then she wanted to meet again but how many years later...