Tsui Ling

mysterious girl kuzuma has flashbacks on always asking, "was I really born just to be eaten by demons?" several things trigger his memory of her in episode 19 a woman named Lapis is made in her form but with purple eyes.You later find out she was a co-worker of Kazuma when he worked at a resturant and became a love interest to which he promises to protect her. Kazuma however was not able to save her and she was sacrificed, Bernhardt Rhodes (Vesalius) the creator of pandamonium as well as a chairman of Armagest sacrifices Cui-Ling then with her remaining essence makes Lapis in her image as a personal servant.