PhD: Phantasy Degree (PhD: Phantasy Degree #10)

In this thrilling volume of PhD, the good and the bad prepare for the ultimate fight—Sang gives her rings to the Order Rank before she loses her memory and transforms into Limbo again. But even with Limbo on his side, Cho-Hyun knows that they are still lacking the strength to take down the Order Rank. Will the Dark Knight Gorgant be the key to destroying the Order Rank once and for all?