"Neko has been kidnapped! When Bug the guide reveals his true colors, Takumi finds himself racing to rescue his friend ... and facing his own much more powerful doppelganger! Meanwhile, the portal is opening between Earth and Rikya, and the world's Raikoo masters have one chance to escape. But to gain the power to stop Ri-IN once and for all, will Takumi have to sacrifice everything?"--Page 4 of cover.