The academy trains students to pilot Heart Hybrid Gears (HHG) , which are the only weapons capable of effectively damaging the otherworldly invaders.
Ataraxia is a Megafloat system—a massive floating artificial island in the ocean. This design was necessary because humanity was forced to abandon landmasses after "Other World War I," as invaders from another universe (the AU fleet) began arriving through portals. 1 : Strategic Defense Academy Ataraxia
Detailed episodes and series information can be found on platforms like Crunchyroll and the Hybrid x Heart Magias Academy Ataraxia Wiki . The academy trains students to pilot Heart Hybrid
Because female pilots often run low on energy during battle, they require a "recharge". 1 : Strategic Defense Academy Ataraxia
Power suits or magical armor summoned by calling out their name. They are powered by a core implanted in the user.