Magic Knight Rayearth
On a field trip to Tokyo Tower, Hikaru Shidou, Umi Ryuuzaki, and Fuu Hououji were suddenly summoned by Princess Emeraude to the other world of Cephiro.
In this world where one's strength of will becomes power, generations of Pillars have been praying and supporting the world of Cephiro. However, the current Pillar, Princess Emeraude, has been kidnapped by High Priest Zagato.
The three girls are given magic by the Master Mage Clef and become the legendary Magic Knights. Wielding their new power, they set off on a journey to save Princess Emeraude, and Cephiro.