Blood+ is a continuation on the 2000 animated film, Blood: The Last
Vampire which is set a few decades after the events of the movie.
The series revolves around Saya Otonashi, a seemingly ordinary high
school student who lives with her adopted family and secretly
guarded by her Chevalier, Hagi
However, Sayas happy life is shattered to pieces when she is
attacked by a chiroptera, and learns that she is the only one who
can defeat them. Armed with her sword, Saya embarks on a journey
with her family, allies and Haji, to rid the world of Chiroptera
and rediscover her identity.
In the course of the series, Saya visits many locales across the
world, while fighting enemy chiropterans and searching for her
origins.
total no. of episodes is 50. watch them at youtube if u are
interested. 
