This is Flandre Scarlet, the extra boss of EoSD. She is the younger sister of Remilia. She is known as the "dirty little secret" of the SDM, because of her unstable personality and incredible destructive power. She was locked away for nearly 500 years, and because of this, she had had never seen a human besides Sakuya. She is also a vampire, and her power is incredibly strong destructive power.
