A tourism promotion anime for Ogaki City in the Gifu Prefecture. The story's script was written by Kou Nakamura, a famous novelist from Ogaki City. An is confessed to by her childhood friend Yuuki. She runs away from the shock and finds herself time-slipped into the future. With modern tech and flying personal robots, she's shown around by a helpful ikemen named Kibou and his robot rabbit butler. Kibou tells her that she's his grandmother and that Yuuki is his grandfather, and that she doesn't need to be so unsure of her future.

Yohko Mono is a regular girl making her way through high school--until she learns that she is the 108th successor to a line of warriors charged with defending the earth against demons. Eventually she must fight her ultimate battle against the demon who started it all.

Kishimoto Kasumi, a 15-year-old girl, was supposed to live at her auntie's house in order to go to high school since April. However, when she moved to the house she was surprised with the fact that there were already four new male students living in the same house. To make the matter worse, that day while she was taking a bath, Takasugi Yusaku, one of those boys, came into the bath and saw her naked. This is how Kasumi's troublesome high school days started. (Source: AniDB)

Prequel to the Xixing Ji series.