A famous Hokuriku hot springs tour featuring four mature women from the Chubu and Kansai regions who have traveled to hot springs. A night at Katayamazu Onsen with a youthful fifty-year-old caregiver. A night in Yamanaka Onsen with a couple in their fifties. Includes an erotic Nakai-san who fell from Yamashiro Onsen in her 60s.