The main story of Fate/Grand Order. Main story quests can only be completed once, but visual novel scenes can be replayed from My Room.
Fate/Grand Order : Observer on Timeless Temple
- Main Quest: Fuyuki
- Main Quest: Orleans
- Main Quest: Septem
- Main Quest: Okeanos
- Main Quest: London
- Main Quest: E Pluribus Unum
- Main Quest: Camelot
- Main Quest: Babylonia
- Main Quest: Salomon
