Arnice (アーナス) is the protagonist of Nights of Azure. She also appears as one of the heroines in Nights of Azure 2: Bride of the New Moon. Before the game, she was originally a human, a Holy Knight serving Curia, before being transformed into a half-demon and later in Nights of Azure 2, a full demon. She is the protector, friend and love interest of Lilysse.
Arnice has long silver hair reaching down to her waist, and has amber-colored eyes. She wears a set of golden rimmed goggles on her head. Being a half-demon, she ages slower than normal humans.
She wears a bright crimson open-side shirt with white, red and gold accents, and white collar folded upwards, revealing her red necktie. She wears a dark-brown leather glove on her left hand, and a large brown and golden gauntlet upon her right arm, with a red sleeve folded at the end, almost reaching her shoulder.
Her lower half consists of dark brown miniskirt, with her shirt overlapping in the front, and has loosened x-shaped leather straps wrapped over her waist. She has tattered ornamental skirts fluttering behind her with two leather straps attached on either side forming a golden star ornament at their intersection. She wears a pair of white high-heeled boots that end a several inches above her knee.
In the Dream World, Arnice wears a white-colored hairband, robe, underwear and high-heeled sandals.
Her overall physical appearance also changes for a short period of time, depending on her transformations.
Arnice is kind and caring person, especially towards Lilysse. She is seen as a calm and serious at most times. During various requests, Arnice has shown to enjoy helping people during the day.
Whenever she's in the Dream World, she becomes a lot more honest with her feelings than usual. This usually leads to her embarrassing herself.
Her overall personality also changes for a short period of time, depending on her transformations.
Due to her memory loss in the sequel, Arnice lost all traces of her humanity and she become a rampaging demon with no control of her emotions. Arnice regained her memories, as well as her emotions after her second battle against Aluche Anatoria.
-  - Taken from Nights of Azure Fandom