Vampire Princess Miyu - Season 1 Episode 25 The Last Shinma
Overview: The birds are after Miyu's life. After they send in their best Shinma to Tokiwa Gakuen, Miyu disappears in order to protect her friends from becoming involved. However, the birds find an unexpected way to deprive Miyu of her powers and Miyu must now reveal her true identity to Chisato and the others.