Vampire Princess Miyu: Saku

Vampire Princess Miyu: Saku summary:

A half-human, half-vampire girl named Miyu is trapped in a body that will remain a teenager forever. As a vampire, it is her duty to hunt down demonic beings known as Shinma who have wandered into the human world and send them back to the Darkness. The new story begins with Miyu transferring to a certain middle school.