Episode 5 - The Haunted House on Hollow Hill (from the bestselling Skulduggery Pleasant Universe)

From the bestselling Skulduggery Pleasant Universe, written by Derek Landy.

Romeo Gideon is finally interviewed, and painful truths are brought, kicking and screaming and sobbing a little, to the surface. But before the last, missing details can be slotted into place, before the mystery can be finally solved, Skulduggery and Valkyrie have to deal with a killer on the loose and a tortured ghost with revenge on her mind...