The Black Eagles. The Blue Lions. The Golden Deer. Three noble houses that are part of the Officer s Academy, an elite facility that trains students in the ways of weapons, magic and special skills. As a professor, the player must choose one of these houses to lead its students in grid-based battles with life-or-death stakes. Each house comprises many different students to meet and train, each with her or his own personality and skills. These students can interact with each other at the academy, strengthening their bonds and supporting each other on the battlefield.