When missing Clow Cards begin turning up alarmingly close to Sakura's home, catching the cards isn't just a matter of responsibility - it's a matter of protecting the ones she loves! Meanwhile, the new teacher at school has taken a particular interest in Sakura and her friends. Could she be looking for the Clow Cards too?

Taking a break from his dangerous service to the time-space witch Yuko Ishihara, Kimihiro Watanuki takes part in a festival that embroils him with some of the oddest inhabitants of the Japanese magical world, until the orphaned Kimihiro forms a bond with a woman grieving for her long-lost son.