A "quick" (for 5BC standards) run to get the last outfit in the game and see the true ending. Enjoy! Timestamps below.

Promenade 3:22
Ossuary 9:22
Concierge 19:37
Stilt Village 21:43
Sepulcher 28:23
Giant 39:20
Castle 42:33
HotK 52:39
Astrolab 56:17
Observatory 1:08:08