Wikipedia
Blood-C
is a 2011 anime/manga series that is produced in collaboration by Studio Production I.G and Nanase Ohkawa of CLAMP. This is Production I.G's second anime series related to the Blood franchise, the first being Blood+, which aired in 2005–2006. , which acts as a sequel to the Blood-C series, was released in Japanese theaters on June 2, 2012.