Yuna Aratsumi is 23 years old woman and the daughter of one of the most richest people in the world, she is a kind-hearted who wanted to have a freedom from her parents. Since she is a daughter of one of the richest family in the world, her parents always wanted to be safe so she is not allowed to go out of her big mansion. She is an artist and always doing paintings in her room, she dislikes her parents because she cant make friends or go outside because her parents are being over protective.