Autistic daughter of Zin and Masashi. Learns martial arts by mimicking street fighters and movies. Helps Moom collect debts to fund Zin's chemotherapy. Fights through enemy gang members, adapts to Thomas's erratic style, and kills No. 8 by throwing him from a building. Eventually adopted by Masashi.
Zin is Zen's biological mother and primary caregiver.
Masashi is Zen's biological father, separated from her during her childhood.
Zen and No. 8 are mortal enemies, culminating in a fatal confrontation.
Explore the full interactive character relationship map of Chocolate