Rei is a 14-year-old girl with a slender build, pale skin. short pale blue bob-cut hair with bangs centered to the middle & has red eyes.

She commonly wears her school uniform.

Rei is socially withdrawn, seemingly emotionless, rarely interacts with anyone, talks in monosyllabic words & is generally distant from people. Despite her lack of social skills & being viewed as weird or creepy, Rei is generally polite & friendly. She lives by herself in a dull sparsely-furnished apartment.