Sakura, the princess of Clow Kingdom and Syaoran, archaeological team boys are childhood friends.
Until Sakura lost all her memories pursuant to a league to secure her powers. In order to recover her memory, Syaoran searches for help from the witch, Yuuko. Yuuko tells Syaoran that he has to travel from one alternate reality to another to collect portions of Sakura's memory. Travelling together with them is Kurogane, a warrior who was banished from his country, and Fye, a magician who wants to escape from his King. With the help of a magical creature, Mokona, they set off on an exciting journey through time and space.