Princess Yasuline Mona Lights has lived her life only within the grounds of her castle home. Only understanding the world of Atlas through stories by the castle workers and the incredible adventure stories from her father. However, her life took a change on the day she met the infamous assassin who is called the White Reaper. After being saved from an assassination attempt from a united band of demons. She is then flung out to the world of Atlas on a quest to find the group and stop them before they strike again and hopefully prove herself to be an incredible adventurer just like her father.