Ryota Moriyama, a senior at Kyoritsu University, receives a job offer at a first-rate company but gets dumped by Saki Nishino. His professor tells him that he can graduate on the condition that he joins the sumo club and competes in at least one match. With only a single member, Honoka Oba, for the past two years, the sumo club is on the brink of collapse. In order to graduate, Ryota endures Honoka’s strict training methods and starts to recruit other members.

本作は「湯道」の公開を記念した特別ドラマ。映画制作にまつわる人々の奮闘、脚本のもとになった取材先での感動秘話などがフィクションと“湯ーモア”たっぷりに描かれる。