Aries
Alyssa Kruger - Natsuki's younger sister. She first appears in Chapter 14 and shows off her intelligence, as well as being critical of the Otome. She wants the Otome replaced by the MAIDs, a proposal that is rejected by Natsuki.
Miyu - A MAID. The basis for the others, she was excavated and repaired to working condition by Alyssa. She first appears in Chapter 14. In this chapter and 38-40 it is heavily implied Miyu is the same Miyu as the one from the My-HiME manga. She demonstrates her ability by catching a large number of dishes, then destroying a machine gone amok with her trademark efficiency. In a competition to test the ability of Otomes against hers, she thoroughly trounces the challengers. She retains the Mythril Dress of her other incarnations.
Read more about this topic: List Of My-Otome Manga Characters