Two heroes. One sword. A world on the brink. 

The princess is dead... or so the Empire believes.Assassinated by her own father, the Emperor, and mysteriously brought back to life, Princess Celestina hides her identity and travels the land as "Tiene." Her goal is the legendary Sword of Sixteen Nights, and she must claim it before the Emperor seizes its power for himself.

Meanwhile, a young swordsman named Alya walks his own path toward the same blade. Whose story will you live?Play as Alya or Tiene, each with their own unique scenario. Decipher ancient grimoires to unlock and master forgotten magic.

Journey alongside unforgettable companions: a self-proclaimed Superhero, a hard-drinking bishop, a runaway mayor's daughter, and more. And unravel the mystery of the "WIND," the calamity scouring the land, said to be the scream of the Earth.
Story scenes are fully voiced in Japanese, with English text.