Complete Summer I Turned Pretty Trilogy

Belly spends summers at the beach and is close with the Fisher brothers, Conrad and Jeremiah. As the summers go by, Belly must make decisions about her relationships with these two boys.

Jenny Han is an American author of young adult fiction and children's fiction. She is best known for writing The Summer I Turned Pretty trilogy and the To All the Boys series, the latter of which was adapted into a film of the same name in 2018 starring Lana Condor and Noah Centineo.

https://en.wikipedia.org/wiki/Jenny_Han