. . . "Dark Challenge"@en . . "45295904" . . . "368"^^ . "0-505-52409-0" . "Dark Challenge is the fifth book in the paranormal romance series Dark Series by American author Christine Feehan. It is the first book in a trilogy written within the Dark Series, and it starts several months after the events in Dark Magic."@en . . "CPB Box no. 1925 vol. 2" . . . . .