月の影 影の海 (上) 十二国記 1

One day, Youko, an ordinary high school girl, goes to school on a day that should be like any other. A strange man with supernatural powers appears, calling her his master, and demanding that she go with him. Suddenly the school is attacked by monsters! In the middle of a battle she’s set on the back of a magical panther, and flown across the ocean and through the moon’s reflection into a strange world. Alone and frightened, but not powerless, she has to toughen up if she wants to survive.

This