Joe and his dad move into a creepy new house when his parents split up.

The house is said to be haunted, but Joe doesn't believe in ghosts.

His dad's girlfriend, Diane, does believe in ghosts - and with good reason, too!

Joe comes up with the ultimate prank to get Diane out of the house - but soon the prank becomes all too real.

Can Joe put aside his dislike of Diane in time to face the shadow on the stairs?

Spine-tingling tale that will chill even the bravest of readers.