Rise of Darquesse (Darquesse Series Book 1)

*******THIS STORY IS SET AFTER DEATH BRINGER. CONTAINS SPOILERS!******* Skulduggery and Valkyrie face their most challenging mission yet... Kill Darquesse... aka Valkyrie... And it isn't going to be easy to do it, obviously. But with Tanith out to stop them from killing Darquesse, and with Valkyrie's family mysteriou...