Aa! Megami-sama! Movie

For centuries, a god named Celestin has been imprisoned on the moon for betraying the kingdom of Yggdrasil. Released by the fairy Morgan Le Fey, Celestin travels to Earth to reunite with his former pupil, the goddess Belldandy. Things go awry as Celestin erases Belldandy's memories of her boyfriend Keiichi and uses her as a catalyst to wreak havoc on Earth and Yggdrasil.Trouble in Paradise! Belldandy's mentor, Celestin, was imprisoned for attempting to overthrow the Goddess system, but now he's back! Using a system virus, Celestin, corrupts the Goddess system and removes all of Belldandy's memories of Keiichi! Will Belldandy's love for Keiichi prove to be the key to ruining Celestin's plans, or will it be the final ingredient necessary to destroy our reality?!