One day, Katsumi's girlfriend Sakura suddenly disappears, and all his friends do not remember anything about her. In pursuit of his love, Katsumi finds himself in a parallel world of Japan in the midst of a civil war between two clans Taira and Genji.

Genji

Yonosuke Hikura appears to be an ordinary high school student. Yet he has inherited the important role of protecting the harmony between Heaven and Earth. With the help of the magical sword Chitentai, and Tsukinojo Inbe, he courageously battles the demons, sending them back to the Earth World, from which they have escaped.

Fight!! Spirit of the Sword

Based on the original story by Yasumura Ryou.