C.c mail

You're referring to the popular Japanese manga and anime series "Cardcaptor Sakura"!

In the series, C.C. is a character who is a member of the mysterious group known as the "Mystic Eyes". She is a skilled warrior and is known for her exceptional strength, agility, and magical abilities.

C.C. is also a close friend and ally of the main protagonist, Sakura Kinomoto, and plays an important role in the series as a whole.

Would you like to know more about the series or C.C. specifically?