Auldnoir
Auldnoir is the first accessible area in Gravity Rush. You wake up in Auldnoir in the beginning of the game and Kat's sewer home is in Auldnoir. Auldnoir is also the first appearance of Aujean, Eugie, Syd , Gade , and Raven. The second mission of the Spy DLC(The Dreamlife of Ghosts) and both missions of the Maid DLC(The Diary of a Maid; The Madam and the Shifter) take place in Auldnoir.
Photos
Map of Auldnoir
The town center
Near the bottom of Auldnoir. This is also the spot where the game starts
The outskirts of Auldnoir