A sand island lay at the center of the Eternal Lake! A giant fortress stood upon its sandy beaches, and a dragon flew all around the fortress!

The sky was filled with the fortress's cannon balls and the dragon's powerful magic.

It definitely wasn't something you could see every day. However, there was no one available to catch this on film. After all, everyone besides Gainus had gone inside the fortress.

The inside of the Immovable Fortress was like an ant tunnel. It looked complex and random, but actually had a strange sense of regularity to it.

Kang Oh's party had to find Kragon, wherever he was inside, and kill him ASAP.

It was unlikely, but what if Gainus were shot out of the sky? The fortress would transform into a prison, and Kang Oh's party would be trapped inside. 

That's why Gainus had stayed outside, and kept attacking the fortress from the sky.

"Where do we go?" Kang Oh stared at Sephiro.

"Waryong." Sephiro, in turn, stared at Waryong.

Kyaa!

Waryong began sniffing, and pointed at a passageway.

As a wyvern, Waryong had a keen sense of smell. Thus, Waryong pointed them in the direction that smelt the most...