When Cheng Nuo was in the top class, Su Luo was in the first grade. When Cheng Nuo was in the sixth grade, Su Luo was in the first grade. When Cheng Nuo was in the third grade, Su Luo was in the first grade. Cheng Nuo seemed to never be able to catch up with Su Luo. Finally, Cheng Nuo gave up following her, but when he found out that Su Luo was with his brother, he couldn't help but come back. He ruined their date and slowed down their love. As a result, Su Luo had been dating for half a year without even touching her boyfriend's mouth... Finally one day, Cheng Nuo took Su Luo's hand and said, "Our love is just right."