Tenchi Muyô

Tenchi and co. find their existence unsettled by a time-travelling entity called Kain. Desiring revenge upon the Juraian emperor, Tenchi, Kain travels back in time to kill Tenchi's mother. Trying to preserve the timestream, Tenchi and friends follow him back. Unfortunately, Tenchi must also deal with the pain that seeing his mother causes him. Since she died in the future, seeing her alive in the past reopens his old wounds.

One hot summer day, a young girl suddenly appears in front of Tenchi claming the he's her papa! Everyone wonders who the mother could be, and this greatly upsets Ryoko, and she wants the new rival to leave. Lurking in the background, Yuzuha, the Demon of the World of Darkness, is about to get her revenge! So it begins, Tenchi must fight for his friends and Mayuka, daughter or not!

This film takes a more serious turn from the Tenchi TV series and movies. One day, Tenchi disappears in the forest near his house. Six months later, Ayeka and Ryoko locate Tenchi living in a city, but with a mysterious woman. What's more, Tenchi appears to have aged several years. Whenever Ayeka and Ryoko catch up to him, he disappears into thin air, apparently existing in a fabricated alternate dimension where he has no knowledge of his past. An attempt to rescue Tenchi from the mysterious woman is mounted by Ayeka, Ryoko, Washu and the others.