Jack Fenton's new gadget, the Fenton Crammer, is designed to shrink ghosts in both size and power. Unfortunately, it works on humans too, and when it accidentally goes off, it catches Danny (Phantom) in its wake, in addition to Dash (who's been assigned to help Danny train for Phys. Ed.) and Skulker. Now, Dash and Danny must work their way through the miles of yard and linoleum to get to the Crammer before Skulker gets to them - and before Danny's powers short out completely and reveal his true identity!
Vlad Plasmius is up to another plot- this one being by far his creepiest yet. What is this plot? A clone of Danny Phantom. Danny, meanwhile, is having trouble with Sam and Tucker: as they say, "he's got to start being more considerate." However, this is interrupted by the mysterious appearance of twelve-year-old Danielle, who claims to be Danny's third cousin once removed. However, while Danny is fighting a ghost, he learns a most shocking secret: Danielle is also a half-a! But is this all too good to be true? Unfortunately, yes. Danny learns that Danielle is actually...
When Vlad Masters spreads his newly returned 'Ecto Acne' to Sam and Tucker, all three of there lives may be at stake. Desperate, Danny seeks Clockwork,the ghost of time, to travel back to the eighties and prevent Vlad from receiving both his ghost powers and his Ecto Acne, thus, removing one of Danny's greatest enemies and reviving Sam and Tucker. But altering the past in this way has created a world in witch Maddie has Married Vlad And Jack has ghost powers! Will Danny be able to set his life strait once more, or will he be stuck in this alternate time line forever?!