Apparition Apparition Series, Book 1.

The last time seventeen-year-old Amelia Mackenzie saw her best friend Matthew alive, he broke her heart. When he is found the next day in an abandoned barn at the edge of town, an apparent suicide, Amelia's whole world comes crashing down. And then she sees him again. Because Amelia has a secret that even Matthew didn't know: sometimes, she sees ghosts. When a local history columnist named Morris Dyson contacts Amelia after the funeral...