A Girl lives a Vampire Life in a High School

So, this story is about a girl her name is (Pureblood Princess Rachel). So, there are two classes the night classes for the vampires and the day class for the humans. So, she starts in the day class then learns she is a vampire. Then goes and askes her master if she can transfer to the night class.
If you want to know more about the story you will have to read it.