Luka is a wealthy woman married to MEIKO Megurine. She likes flowers, taking care of the garden, and fancy dresses. She has long pink hair, which she likes to put in all sorts of different styles. She's quite attractive and people tend to flirt with her, which she doesn't really like, since she has a wife. She lives in a big mansion. She has 2 adopted children: Len and Rin. Her other friends are KAITO and his daughter Miku, and KAITO’s husband Gakupo. She also has a friend named GUMI.