Celestia Smith, a 6th year Hufflepuff at Hogwarts school of Witchcraft and Wizardry has only two goals in life: to become an Auror and to find her best friend Ethan who has joined forces with a new Dark Wizard. When Ethan suddenly reappears during an Ancient Runes field trip, Celeste and Ethan are swept away into the world of Pythian! Orion, the second born son of the most powerful

As a child of brightness, Elaine Kamado seemed to bear good fortune. However, when an ancient evil threatens the world, Elaine must fulfill her duty as member of the Demon Slayer Corp and slay it. It seems easy, or so she thinks, especially when a demon sends her back 132 years in time and meets her ancestor: Ciel Phantomhive! Can Ciel help his descendent get back to her own time?

The future is in peril! When a powerful device has been stolen from the department of research known as the Kuronosu, Hisana Kurosaki along with her best friend Hansuke Urahara must travel back 25 years in time and fix the chaotic events that will trigger the horrid future. Unbeknownst to them, they run into a few familiar faces and met legendary foes.