Nightshade

She is Queen Dusk second in command and the most powerful of her subordinates. She's actually a fairy name Coffee turned into a human. She is Queen Dusk loyal servant, caretaker and bodyguard.

Personality
On the surface Coffee seems emotionless, calm and collected but actually, she cares for her Queen deeply. Coffee will do anything that Queen Dusk asks of her, while secretly often manipulating circumstances behind the scenes without the queen knowing so that Pretty Cure will stop the evil that was coming who brainwash Queen Dusk.

Before becoming Nightshade
Coffee was signed to be Francesa's loyal servant, nanny, advisor when she's older and bodyguard ever since she was a child. After sometime, she could tell that something wrong with Francesca, and she tried to inform the king and queen so many times but her concerns were always ignored. Coffee had a feeling a great evil will come because of what is happening and hopes that they will be someone to stop it.