The United States boasts the greatest navy in the world, and now its fleet is on the move in the Sea of Japan. However, Mina Tepes' doppelganger Katie Maurice positions herself to block them with the will-bending "Pied Piper" virus, and her actions spark a full scale conflict between China and the U.S.A.! Meanwhile, Mina and her compatriots work a cloak-and-dagger mission in the hopes of preventing events from spiraling further into World War III. Could the person who holds the key to stopping the war be Yuki...?