|Lucana Y. Ample|
|Romaji||Rukāna Y. Anpuru|
|Key Item||4-Leaf Clover|
Lucana (ルカーナ Rukāna ) is a non-playable character in Knights in the Nightmare. She is a new maid who works in Aventheim castle.
- On Alfred, An Adored Knight: "Sir Alfred often looks like he's in pain..."
- On Alfred, An Adored Knight: "I'm worried... I haven't seen Sir Alfred in a while."
- "I ripped a sheet in the wash. Maybe nobody knows..."
- On Wurger, A Kind Man: "I've always wanted a big brother just like that..."
- On Wurger, A Kind Man: "A big man played a game with me the other day!"
- On Schweiz, One Who Scolds: "I thought the opinion box was a trash can... Whoops."
- On Schweiz, One Who Scolds: "I hope the wine I poured into the cistern is okay."
- On Schweiz, One Who Scolds: "That small fire in the castle... was my doing..."
- On Leane, An Astute Lady: "Leane is amazing. She knows so many things I don't."
- On Nestor, A Blue-Eyed Boy: "I gave a cute, little boy in the kitchen some bread."
- On Melissa, A Winged Beauty: "The king was lying at the feet of a lady with wings."
- On Melissa, A Winged Beauty: "I was hiding, and then someone beautiful came..."
- On Melissa, A Winged Beauty: "She didn't seem to notice me at all..."
- On Melissa, A Winged Beauty: "Then she went away..."
- "I was so scared... I couldn't move..."
- "I was cleaning as usual... It was a coincidence!"
- "I heard screams, and then saw nothing but white..."
- "I get scolded a lot because I work slowly..."
- "Cleaning, I can do. I'll make anything shiny!"
Using Key Item:
- "I found this while I was cleaning the yard..."
- "I wonder if I can be lucky..."
- "I wonder if these really bring you good luck..."