Ten years after his loss in the Fourth Holy Grail War, Waver Velvet—now Lord El‑Melloi II—taught at the Clock Tower, the premier academy for mages. Yet his elevation to lordship is bound by one condition: he must heed Reines, the younger sister of the late Kayneth El‑Melloi, until she reaches maturity to lead the House. Together with his enigmatic pupil Gray, Waver tackles a succession of cases directed by Reines and the Mages Association. Each investigation grows increasingly intricate, hinting that the Clock Tower harbors deeper mysteries—what hidden truths does Reines conceal?
