"Ghost Therapist" Dr. James Harvey And His Daughter, Kat, Arrive At Drafty, Old Whipstaff Manor. Its Greedy Owner, Carrigan Crittendon, Has Hired Dr. Harvey To Exorcise The House's Apparitions a Friendly But Lonely Young Ghost Named Casper, Who's Just Looking For a Friend, And His Outrageous Uncles Stretch, Stinkie And Fatso. If The Plan Works, She And Dibs, Her Partner-In-Slime, Can Get Their Hands On The Manor's Fabled Treasure. Meanwhile, Casper Has Found a Kindred Spirit In Kat, But The Ghostly Trio Will Not Tolerate "Fleshies" In Their House.