Super Sentojun Retsuger: Reheating☆Excuse

Ranmaru is a 450-year-old vampire who works in a bathhouse. As a vampire he is particularly picky about his blood choices, his main goal being to drink the blood of an 18-year-old virgin. To do so, he has been watching 15-year-old Rihito, the son of the bathhouse owner who saved him from near death. Rihito must not lose his virginity before he turns 18 and Ranmaru does everything he can to prevent that. However, when Rihito starts to show interest in a classmate, Ranmaru's desperate fight to preserve the boys virginity begins.

Two estranged brothers inherit Marukin Hot Springs, a small-town bathhouse. One sees it as an homage to their late father; the other—a struggling architect—as lucrative real estate for condos. Their eclectic collection of townsfolk customers show them the value of the bath goes way beyond a scrub and soak.

Kanae's husband disappeared without a trace while on a union trip. Though usually headstrong and independent, the woman becomes plagued with worry over what happened to him, and is unable to move on with her life. Thus, Kanae decides to hire a private investigator, and keeps running the public bathhouse to the best of her abilities. As he tries to figure out the truth about her husband, Kanae must deal with the stress from a work-intensive job, meddlesome neighbors, and recurring nightmares in which she is drowning.

Set with three central figures, "Mother Water" describes the daily lives of people near the Kamo River in Kyoto, Japan.

A schoolboy has a crush on his pretty class-mate Keiko on the inland island of Awaji. He figures her routine of taking baths at the public one is a good way to get to know her, but he first has to overcome his sensitivity to hot water, the presence of other school-mates and of course his shyness. He has never mustered the courage to speak to her in class after all.

Kazuhiko, a graduate of a prestigious university, wasn't enjoying his life, until he takes a job at a bathhouse. Then he discovers that the baths are used as a space for killing people after closing hours.

After being diagnosed with a terminal illness, Futaba resolves to spend her remaining time reuniting her broken family, reopening the long-closed bathhouse, and helping her shy daughter Azumi learn to stand on her own.

Mio is 20 years old. Having lost her parents early, she and her grandmother run a traditional inn in Nagano. However, her grandmother gets sick. Mio moves to Tokyo and lives with her father’s best friend, Kyosuke. He runs a public bath. She begins to work at the public bath, but it is scheduled to be demolished to make way for redevelopment.

Rinko inherits her parents’ public bath after they pass away. She starts to manage the business with the help of an old and experienced worker, Mr. Tame. However, she soon realizes traditional public bath are no longer marketable in this new century. Rinko thinks of a "Bikini Body Wash Service" to attract more customers.