The Spiral Abyss is an instanced area located at the eastern end of the map, on an island called Musk Reef. Every floor has 3 levels, each one with different enemies, objectives, and challenges. Successfully completing the additional challenges for the first time is a great source of Primogems and Mora. The first 8 floor are known as the Abyss Corridor. Upon completing floor 3 for the first time, you are awared with a copy of Xiangling. The next 8 floors are part of the Abyssal Spire and reset twice every month.