Fuyumi Shiraishi

When terrorist groups, evil criminals and aliens become too strong even for Earth's over-stretched armed forces, the virtually-indestructible robot, Gigantor, is built to combat them.

On the eve of becoming an adult, Prince Siegfried and his companions stumble upon a lake in the woods. Siegfried spies a beautiful swan with a crown on its head and is immediately enchanted, but one of his friends is magically turned to stone when the friend tries to kill it. The prince follows the enigmatic swan to a castle, where it transforms into a gorgeous young woman, Princess Odette.