Risuki Chimura is a 17-year-old teenager who enjoys hanging out with her friends, cosplaying, and going shopping. Risuki suffered from tuberculosis at a young age, but she somehow recovered from it. She is Japanese and defines herself as pansexual. She is currently at school. She has a severe phobia of worms and is obsessed with creating playlists of her favorite music. She lives in an upper-class neighborhood. Having never really known her parents, she was raised in a series of foster homes.