The protagonist Kaede was struggling with running his Western-style confectionery shop when he suddenly found himself transported to another world. The Artemisia Kingdom he arrived in lagged behind other nations in technology and colonial rule. It was a chaotic place where venereal diseases ran rampant, human rights were disregarded, and rumors of war never ceased. Rescued by Anis, the city administrator of Heather, Kaede begins selling sweets as a way to repay his debt. However, his unconventional actions gradually begin to shake the kingdom's order, sparking various problems.