Beyond the portal lies the city of Edo in the year Bunsei 8, or 1825. Shimabe, a magazine editor, and Aizawa, a historian specializing in the Edo period, have made thorough preparations for their journey through this portal. Upon arrival, however, they are immediately confronted by a series of pressing "what would you do?" questions related to survival and daily life in the past. An otherworldly trip to the historical city of Edo is about to begin, focusing on the characters navigating the practical inconveniences and surprising wonders of the era.