Summer novels (Jenny Han)

Belly spends the summer she turns sixteen at the beach just like every other summer of her life, but this time things are very different.

"Belly has only ever been in love with two boys, both with the last name Fisher. And after being with Jeremiah for the last two years, she's almost positive he is her soulmate. Almost. While Conrad has not gotten over the mistake of letting Belly go, Jeremiah has always known that Belly is the girl for him. So when Belly and Jeremiah decide to make things forever, Conrad realizes that it's now or never--tell Belly he loves her, or lose her for good....