A group of horny men who met online set off on a mixed-gender hot-spring trip with mature porn stars. Veteran performer Mii Kanzaki organizes the getaway, joined by popular mature stars Rei Yuki and Chika Akiyama. Porn director Baksheesh Yamashita follows them to a secluded hot spring near Shirakawa, filming everything as they soak, feast and indulge in nonstop erotic fun. This two-hour feature offers a private look at the shameless gathering that carries on through the night.