Prologue: Tragedy

Seven years after Iesha's disappearance, a mysterious letter addressed to Akari reveals the hidden horror and danger that has been unleashed into the world, known as the Hollow.

After being unintentionally pulled into this forbidden world, Akari and her friends, Ax, Shabina, and Xena, seek to escape the unimaginable realm of the Hollow.

While doing so, they discover the painful, devastating truth behind Thana, the creator of the Hollow.

But is Thana the true monster of this story? Or is there a worser evil lurking within?