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桑道
主角中田敦郎（Tasou Harada）对桑拿浴室不感兴趣，但是对桑拿浴室并不擅长，但是有一天，他遇到了一个神秘男子“ Steamed Z”（Shin Takuma），并了解了桑拿浴室的真实感觉。 通过与Chance先生（Hirojo Miyake）和一个帅气的蒸煮的人（Yuto Isomura）等独特的桑拿朋友的交谈，他参观了东京和其他地方的热门设施，学习了“什么是桑拿”和“什么是桑拿”？ 追求。 桑拿房里的每个人都想见面，而桑拿房界的知名人士正在一个接一个地出现。
While talking with his fellow bathing enthusiasts, Nakata describes his visit to a sauna with a swimmable cold water bath in downtown Kinshicho.
At Mr. Coincidence's recommendation, Nakata visits a bathhouse in Suginami. After finishing bathing, he is overwhelmed with a sense of nostalgia.
Nakata discusses the art of fanning the sauna heat with his friends and recounts his encounter with a legendary expert, Elegant Watarai.
In a tent sauna in Hiratsuka, Nakata learns of a new way to experience his hobby by observing a particularly tough-looking customer.
After learning about a so-called sauna sanctuary in Shizuoka, Nakata travels there to experience the holy water of its cold bath for himself.
Mr. Coincidence shares his tale of a man known as the godfather of the sauna world, which inspires Nakata to visit the man's sauna in Nagoya.
A young woman searches for good saunas on the weekends. One day, she takes the train to Nagoya and finds a distinctive facility designed for women.
Nakata visits a hotel with a sauna at Mr. Handsome Steam's suggestion. As he indulges in the luxurious atmosphere, he has a coincidental encounter.
An office worker visits the sauna in search of a cure for his loneliness. However, he struggles to keep his negative thoughts in check.
Worried that he can no longer relax in saunas, Nakata travels to Kumamoto in search of the elusive Steam Z, hoping that he will be able to help.
As relaxation continues to elude him, Nakata considers giving up on saunas. Later, he finds what he is looking for in the unlikeliest of places.
