The Mystery at Kickingbird Lake — Dian Curtis Regan

GHOST TWINS

Robert and Rebeka are twins.
They have a St. Bernard.
Fifty years ago, they became ghosts!

Now their house is a vacation rental.
What do these ghosts do with their time?
Haunt unsuspecting guests!

When Kim and her family arrive at their vacation house, she thinks something weird is going on. She's heard the stories about the twins. She found some jewelry by the lake and she thinks the twins are haunting her because they want their belongings back. So she sets out to solve the mystery. The ghost twins and Thatch try to help her. But can they haunt someone too much? What happens if they can't help Kim when she really needs it?