Lillia is an Edel Raid. She was adopted when she was young by Rasati's parents and became a family member in the Tigres family. Afterwards, she lost both her parents and her sister, Rasati, protected her from anyone who was trying to go after or harm Lillia. After seeing that the arena manager betraying them after they had re payed their debt that their father owed, Lillia and Rasati reacted with one another and fought together. Lillia and Rasati soon joined Arc Aile to protect both people and Edel Raids from harm.