Hiroshi Hatayama is a salesman who travels around Japan on business trips. And Hatayama is in charge of training a new female employee, Tamaki Kaihara. Hatayama is thrown into a tizzy by the unexpected behavior of the hardcore muscle training fanatic Kaihara, but the two of them also have some fun on their business trips together. The uneven duo take an unusual gourmet trip, eating delicious and nutritious local delicacies from all over the country!