Huán xíng zǐ (环行子)

Overview
huán xíng zǐ (环行子) is the protagonist of Friendly.

Appearance
huán xíng zǐ has short blue hair and light skin. She wears grey shirt with white sleeves with a black z-like symbol on the center, dark grey pants and red shoes.

Personality
Not much is known of her personality.

Past
Not much is known of her past.