Who is the conflict in Where She Went by Gayle Forman?

In "Where She Went" by Gayle Forman, the central conflict revolves around Adam and Mia, who are dealing with the emotional aftermath of a tragic accident that has shattered their relationship. Adam struggles with feelings of loss, guilt, and anger as he grApples with Mia's sudden departure from his life. The story explores themes of love, grief, and the challenges of moving on, ultimately highlighting their journey to reconnect and confront their unresolved feelings.