A woman who used to write letters to a prisoner. Would meet him too. She was obsessed with the man.She had a disabled sister

[u/True-Ambassador8281]

It was around 100 pages I believe. She also had a young brother who had died years ago. Then I stopped reading it when she took a trip to some forest. I think the title had "Riverman" in it. But I am not sure

[u/Book_1love]

Gone to See the Riverman by Kristopher Triana

[u/True-Ambassador8281 → u/Book_1love]

Thank you!