High School--
"Child, call me sister, I will help you take revenge," Si Jiu said teasingly.
"I'm not a kid, I'm not bullied," Ye Yin said with a blush.
University--
"Sister, I like you" Ye Yin confessed shyly
"Brother, I don't like you" Si Jiu refused in disgust.
A few years later--
"Sister, let's have a fight. The winner is king, the loser... Warms the bed," Ye Yin said forcefully.
Purpose: Inspiring life