When Ichiro Shino won 4-billion yen in the lottery, he took refuge in his ancestral home to escape from the hyenas who are sniffing around the money, but then he was suddenly transported to another world....... This is a spin-off of the popular "Lottery" series. The main character is Marie, the head housekeeper of the Istère mansion! Appointed as the commercial manager of the town, she is busy with the development planning, including a new public bathhouse! Familiar characters from the main series, such as Baretta, Lise, and Zirconia, also play an active role.