The Haunting Deep — James M. Matheson

LIfe in Twilight Ridge has become routine for Katie Pearson. As the owner of the newly renovated Heritage Inn she has started to find a place for herself among her neighbors. A simple offer to help one of them seems harmless enough. Until she finds herself at the bottom of a well, trapped and in danger. Until her boyfriend turns on her. Until something more deadly than a ghost comes hunting her. Follow the bouncing ball...