The Ultimate doll-human hybrid. Made only to be obedient to humans. Only lives to dance and sing inside her large music box. Will not do anything but listen to whoever is the keeper of the music box. Lives to please, sing, dance, and listen to orders given. Sayaka is a good doll that follows orders and dances when asked. She is obedient and will always follow orders. Dancing and singing is her gift and pleasure. She will always enjoy serving humans. Wind up dolls always do as told.