[Machine Translation] The exciting costume-change action, written by popular author Yuki Riko and published by Asuka Comics, is now on sale as a drama CD! Nuts and Milk, classmates of the same class, are suddenly transformed by a mysterious power! A mysterious warrior suddenly appears and calls Milk the chosen warrior "Black King", and says that the winner of the battle will have his wishes fulfilled...? The jacket illustration is newly drawn by Rico Yuki.