A Magus of "Pentagons", whose family serves "Oracle Think Tank". She works mainly as the assistant of "Hexagonal Magus", the Grandmaster of Magi. Since "Hexagonal Magus" cannot leave her residence, this able servant helps her to do plenty jobs without the slightest dismay, such as preparing mana necessary for fortune telling, interpreting the contents of divination and giving commands to other Magi. In addition, her technique of battle is comparable to those of "Battle Sisters", who are professional warriors. As a result, she is also responsible for the security of the Grandmaster. Since "Hexagonal Magus " has announced Magis' resume of activities, the burden of work on "Pentagonal Magus " becomes even heavier.
The Grandmaster of Magi is a great person who exposes herself to danger, in order to secure the future of the mother planet "Cray ". Thus, "Pentagonal Magus " has sworn to protect her leader by all means, as a servant and as a right-hand person. She devotes everything for her leader and the planet she loves.