Unperceiving of Natural Law: Chase the Enigma of the Gargantuan Guignol, sequel to Scarlet Perception Heaven: Scarlet Weather Rhapsody (the acclaimed follow up to Gathering Reverie: Immaterial and Missing Power, the story told between Ghostly Dream: Perfect Cherry Blossom and Eternal Night Vignette: Imperishable Night) which takes place 1 year after Wind God Chronicles: Mountain of Faith, but sometime before Earth Spirit Palace: Subterranean Animism, was released simultaneously with Star Lotus Ship: Undefined Fantastic Object, but the events within take place afterward, hence, 12.3.