Miyuki Izawa, who works as a real estate agent, is visited by the owner of a soba restaurant, Suzuki, who is looking for a new location for his business, as he wants to move his restaurant closer to the station. Miyuki, who is not satisfied with Suzuki showing her properties that he has researched online in advance, tells him that she needs a little more time to find the right property. After leaving the office, Miyuki hurriedly changed her plans and headed to a sauna facility to look for a property. However, it was unexpectedly closed… Miyuki, who is troubled, decides to make a sauna at home using a certain method! Sauna and soba… what on earth is the connection between them?!