Ulrike reveals that the final forbidden box is on Earth. Yuri, along with Murata, Wolfram, Conrad and Gwendal set off to locate and bring the box back to The Demon Kingdom. Günter was also dragged along by mistake. Yuri is shocked to discover that his family already knew about the other world the whole time. Meanwhile, Günter was separated from the rest of the group and is lost somewhere in the city.