Blood-C

Blood-C, is a 2011 anime/manga series and 2012 film produced and collaborated by Studio Production I.G and manga creators CLAMP. This is Production I.G's second anime series related to the Blood franchise, the first being Blood+, which aired in 2005–2006. Later there was a four volume manga series of Blood-C released.

Plot
Saya Kisaragi is a normal girl who is overly clumsy and kind. She lives with her father, the head of a shrine, and learns the 'art of the sword' from him. When she is faced with various forms of 'trials' that test her kindness, it brings misfortune for being 'overly-kind'. Against misfortune and for the sake of her friends, she maintains her kind heart and becomes stronger. However, in her journey, how will she fare, why is she being tested?

Official

 * Official Anime Site (Japanese)
 * Blood-C: The Last Dark's Official website
 * Production I.G website

Other Sources

 * Wikipedia
 * Anime News Network (Anime)
 * Anime News Network (Manga)