1.) i have lips, you have lips. - in which Wonyoung likes the thought of girls kissing girls and she couldn't take it off her mind.

2.) my feet don't dance like they did with you - in which Wonyoung seemed so persistent in asking Yujin to prom when Yujin couldn't even dance. 

3.) first snow - it's winter soon and Yujin wonders that perhaps she could make everything right again. 

4.) hi, how have you been? - in a whirlwind Wonyoung found herself staring at the snow contemplating whether she'll go back to korea (pt. 2 of first snow)

5.) higher than your height - in which Yujin promised to marry Wonyoung when Wonyoung's past her height.