Tomii embarrasses himself in an underground railway station when he sees a rat and he is later reprimanded for overreacting by the Human Resources director, Hiyama. Yamaoka's attempt to cheer up Tomii only makes matters worse, reinforcing Hiyama's plans to cancel the Ultimate Menu project.
富井副部長が左遷!?きまじめな氷山人事局長は落ちつきの無い富井が我慢ができないという。すっかり落ち込んだ富井を何とか助けようと土郎は大原社主と相談して江戸の味の会を開く事にする・・・。