Kuratsuki (くらつき) is the main character of Nigella, a fangame that was originally made in 2012, but wasn't released until 2015.
Kuratsuki is a girl with short hair of dirty light brown color. She wears a blue long sleeved shirt with a greenish bandanna/scarf around her neck, a white skirt and brown shoes.
Not much is shown/known of Kuratsuki's personality.
The game is still in an early stage, so little is known about Kuratsuki's past.