With two of the Jerusalem Stones in hand, Jack and his friends must race the clock to find the remaining Stones as Ren Lucre's Creach forces gather strength. Two of their group now have Creach blood flowing in their veins, so the team will be tested as never before. They must unite together if they have any hope of surviving their journey to the Underworld and their battle with the vicious Lord of the Demons. The fate of the entire world hangs in the balance.