(Also known as Backtracking)
Reborn as her own underachieving self, Lu Ling feels the full force of the fall from first place to rock bottom as her classmates look down on her in subtle ways and her family and teachers are disappointed in her.
Determined to work hard and turn things around, the girl meets Bai Zhi, a senior three grades ahead of her, at the hardest point in her life.
At first, her classmates and teachers are all shocked: How could Bai Zhi, such a big shot, actually agree to take someone like Lu Ling on as a project partner?
But things aren't as simple as they think.
"Look, you can lie to yourself, but don't drag me into it," the petite girl says softly, holding up an academic paper. "I'm not that easy to push around, either."
"That's right," says the tall girl behind her, her voice cool. "She's mine."