Impel Down, Enies Lobby, and Marine Headquarters formed a triangle, watching over and supporting one another. The three were situated within massive whirlpool currents, and only by opening and closing the sluice gates known as the Gates of Justice could the currents flow in and allow passage.
Nangong Yan had no ship and traveled by flying, so naturally he did not need to use that method. The spatial ability of the Kamui Mangekyō Sharingan had been an enormous help to Nangong Yan. He was very fortunate to have obtained Uchiha Obito's ability; none of the other Mangekyō Sharingan abilities had helped him as much as Obito's.
The Golden Crow Wings beat, and Nangong Yan streaked through the sky with afterimages trailing behind him. With the aid of those strange wings, air resistance was reduced to an extreme, allowing his speed to reach its maximum.
Hovering in the air, Nangong Yan's lightning-sharp gaze took in Impel Down below. Dense formations of warships, heavily guarded defenses, and gigantic Sea Kings that occasionally surfaced from the ocean all displayed the danger of this place.
The Mangekyō Sharingan emerged, and even stronger ocular power surged forth. Nangong Yan's body was drawn into a spatial vortex, moving several degrees faster than when he had struggled against the Seven Star Sword.
His powerful spatial ability allowed Nangong Yan to infiltrate Impel Down without a sound, arriving at the first underground level, Red Lotus Hell.
Although he had entered Impel Down, Nangong Yan still did not dare swagger around. There were surveillance Den Den Mushi everywhere, and he could easily be discovered.
Nangong Yan did not want to be discovered. At least, not yet.
He spread his Observation Haki and hid in a blind spot of a surveillance Den Den Mushi. After a minute or two, Nangong