Kurt Arnold, the eldest son of a poor noble family. With the help of Tina, a cat-eared beastman, he begins to develop his land, gather ingredients, and create delicious confections that no one in that world has ever tasted before, in order to fulfill his dream from his previous life as a Japanese person: to become the world's greatest pastry chef. However, a certain challenge arises...?

Kurt was born to a poor Baronetcy of Arnold. He was a genius pastry chef in the previous world. While increasing the wealth of his fief as the feudal lord, he aims for his past unfulfilled dream, to become the greatest pastry chef in the world. Making honey, building orchards with elves, trading, he gathers ingredients for his pastries, those which give a whole new taste never seen before in the different world. Huge profit from selling special products, extremely high praise from ducal house as temporary pâtissier, the shop that he builds in the capital city becoming a big hit! This is a sweet tale of pastries and being surrounded by kind people