SOLVED. Boy named Finn moves back to old town and dates twin named lily before dating other girl. [s]

[M]

There is a boy named Finn who moved away and then he moved back. His parents are professors. He used to carpool with a girl and he showed her pictures of things he thought were cool. Then she rejected him freshman year. He moved back senior year and was hotter. Then he rejected her. But they both still liked eachother. He dates a twin who's named lily, the go to a music festival, then they realize their feelings for each other.

[Juels]

The Last Best Kiss by Claire LaZebnik

[M]

thank you so much

[Juels]

You're welcome.