A brutally talented kid with no past and a friend he'd die for walks into an empire that treats him like a ghost. The visual design is so deliberate, so layered with religious symbolism and baroque detail, that every frame feels like it's hiding something from you. Teito and Mikage's bond is the show's actual plot, even when the story meanders, because watching someone protect the one person who sees them as human costs something every episode.
Teito Klein is a soldier-in-training at the Barsburg Empire's prestigious military academy, where students channel a supernatural force called Zaiphon in combat. Despite his exceptional talent, Teito carries the shame of being a sklave,a slave with no memory of his origins. His only real friend is Mikage, another cadet who sees past the ridicule Teito endures every day. Everything changes when Teito discovers a shattering truth about his past and the empire he's sworn to serve. A desperate attempt on the life of a high-ranking official goes catastrophically wrong, leaving Teito condemned to execution. Mikage's act of friendship becomes the catalyst for Teito's escape, sending him fleeing into unknown territory where he stumbles upon a sanctuary of holy ground. Now hunted by the military forces that once trained him, Teito must navigate a world where his enemies wear the same uniform he wore. The series weaves military intrigue with supernatural mystery as Teito searches for answers about his identity while discovering that salvation might come from the most unexpected places.