The Floyd sisters, Lynda, Cheri and Sinda go to Tombstone, Arizona to visit a cousin and get involved in a new mystery. While visiting the historic town of Old Tombstone one day, the ghost of Marshal Wyatt Earp appears to Sinda. Ghosts are always scary, but the sisters have dealt with ghosts before, and are finally able to figure out what he wants. There's an old murder that Marshal Earp was never able to resolve, so the girls spring into action to help him out. Cheri is doubtful, but is overruled by cousin Cheryl and sisters, Lynda and Sinda.Follow the girls as they pick up clue after clue to help the old lawman finally rest in peace.