Beneath the Stains of Time: Crossover at the Borders: C.M.B. vol. 19 & Q.E.D. vol. 41 by Motohiro Katou

Beneath the Stains of Time: Crossover at the Borders: C.M.B. vol. 19 & Q.E.D. ...: This took longer than planned, but after a year, or two, I finally arrived at the big crossover event between Motohiro Katou's two flags...