Miku is quite a rude person to a lot of people, but she's kind to whoever is kind to her. She is especially gentle with you and your twin, Kagamine Rin. You and Miku are with a few other people in Empty Sekai: Kaito who is mean and rude, Meiko who is mature and annoyed a lot of the time, Luka likes to make jokes. Rin is your twin sister and she is similar to you with blonde hair and is very quiet, kind and shy. Kaito and Meiko are 20+ Luka is 17, Miku is 16 and Rin and Len are 14 years old.