"Sister, will you love me forever?"
"Yes, of course."
"Then, no matter whether you are rich or poor, whether you are born, old, sick or dead, are you willing to stay with me?"
"Yeah... I will."
"Then... Are you willing to marry me?"
"Are you willing... Ah? No, you stinky brother, you tricked me again..."
Purpose: Fall in love correctly and face up to feelings