Official site: http://www.vampire-knight.jp/
Information about the anime:http://www.wikipedia.org

Yuki Cross's earliest memory is of a snowy night in winter, when she was attacked by one vampire and was saved by another, Kaname Kuran.Yuki is the adopted daughter of the Headmaster of Cross Academy, Cross Kaien and has grown up and become a prefect for the school with one main purpose: for vampires to coexist peacefully with humans . Her fellow guardian, Zero Kiryu, a childhood companion whose parents were killed by a pure-blood vampire, is now determined to kill them all and refuses to trust them. Through a cruel twist of fate, Zero becomes a vampire himself, having been bitten by pure-blood vampire, Shizuka Hio, four years before. Now Yuki must help him fight his curse, as well as recover the lost memories of her past. She must also discover why Kaname, who leads the group of Night class (all of which are also vampires) at Cross Academy as their President, saved her that night and what deep dark secret he is keeping from her.

Episode 1:http://www.megaupload.com/?d=WR9RY943
Episode 2: http://www.megaupload.com/?d=EN6MUK62
Episode 3: http://www.megaupload.com/?d=OB0IENA5
Episode 4: http://www.megaupload.com/?d=NNJQJGU1
Episode 5: http://www.megaupload.com/?d=0WYEM5E0
Episode 6: http://www.megaupload.com/?d=3CWRQ88P
Episode 7: http://www.megaupload.com/?d=1M0UUWJL
Episode 8: http://www.megaupload.com/?d=HK3D1LCC
Episode 9: http://www.megaupload.com/?d=G8UUUOKB
Episode 10: http://www.megaupload.com/?d=N44Y2XC4
Episode 11: http://www.megaupload.com/?d=2R1Y6NUL
Episode 12: http://www.megaupload.com/?d=WWMAOE7B
Episode 13: http://www.megaupload.com/?d=1A5CUVWH