The game's setting is primarily inspired by Vietnam's late feudal period, a time when secret societies and captivating legends were prevalent. However, the game is not confined to a specific era but instead blends multiple historical periods with unique Vietnamese mythology and folklore.

The game's setting is primarily inspired by Vietnam's late feudal period, a time when secret societies and captivating legends were prevalent. However, the game is not confined to a specific era but instead blends multiple historical periods with unique Vietnamese mythology and folklore.