Deu

She lost her parents early and joined New Moon because of her Muay Thai skills to earn money for her brother's medical treatment.
At first, she worked as an assassin under No.7, but Ramrowan found out that she was not suited for killing people, and she has been under Ramrowan's direct control since then.
She learned that No.7 was planning to rebel by taking advantage of his dealings with the HH brothers, and together with Wolf, she prevented it.
After that, she met Lycoris and formed a friendship with her.
She was murdered by Ren in revenge for No.7.