This is the anime that dares you to keep up and shrugs when you can't. It opens with the Longinus Dreizehn Orden being summoned out of the ash of Berlin in May 1945, then drops you in Suwahara City with Ren Fujii nursing the wound Shirou gave him, and it never once slows down to explain the German incantations being screamed at you. If you played Light's visual novel, you already know the vocabulary, the Ahnenerbe, Marie's guillotine, Reinhard standing at the top of it all, and you're here to watch it move. If you didn't, you're going to be lost by episode three, and the show genuinely does not care. The chuuni theology is real, the character designs are gorgeous, and the pacing is a wreck. Fans defend it anyway, because when it lands a duel it lands like nothing else, and because Shirou's line about everyone in this city eventually losing something turns out to be a promise.
A violent confrontation with his best friend lands Ren Fujii in the hospital, where he struggles to piece together what remains of his fractured life. But something darker haunts him: recurring nightmares of a guillotine, mysterious executioners, and armored knights cloaked in black. His friend's parting words echo in his mind: everyone who stays in this city loses their sanity. Suwahara City holds secrets. Decades earlier, Nazi occultists completed a forbidden ritual in the ruins of Berlin, attempting to resurrect inhuman beings capable of ending the world. Whether they succeeded remains a mystery lost to history. Now, something ancient stirs beneath the present day, pulling Ren deeper into a nightmare that blurs the line between psychological breakdown and supernatural horror. As reality bends around him, Ren must confront forces both internal and external. Dark forces wear human faces, and madness might be the only sane response to what emerges from the city's cursed foundation. Action collides with cosmic dread in a story where salvation and damnation become impossible to distinguish.