Shiosuke and Amami were detectives before making soba noodles

The stage is the soba noodle shop in Shiozaki Keisuke's hometown. Shiozaki secretly longed for the way Ishiko and Hao solved the problem in this episode. Working hard to use reasoning to solve the problems of customers who come to the store. Moreover, Kamnagoya, a Tokyo University student who came to the store, became a regular customer and participated in the reasoning. Solve customers' worries and puzzles before your order of soba is ready. A situational mystery comedy!