Asuka, a former model who recently turned thirty. Despite being single, she has a boyfriend—but she embarks on a two-day, one-night hot spring trip alone with another man (the director). Throughout their journey, they share stories of past and present, washing away daily fatigue and simmering desires in the hidden hot springs. This deeply intimate documentary-style work traces the woman's body and their physical relationship, capturing authentic romance and the reality of a mature woman's sexuality. A genuine portrayal of love and physical connection, perfect for those who appreciate the beauty of a developed female form.