An innocent and pure 18-year-old virgin secretly spends a night and day at a hot spring with a man, losing her virginity! A minor with no travel experience observes a penis in the car. Steals a first kiss outdoors ~ exposes beautiful breasts, licking the nipples brings an unprecedented pleasure, soaking her panties. Upon arriving at the hotel, she is made to suck a penis in the mixed-gender open-air hot spring, and stimulating the clitoris causes copious amounts of vaginal fluid to drip. A thick penis is inserted into a virgin vagina that no one has ever touched → losing virginity sex! Confusion, shame, pain, pleasure, bleeding... A diary of a girl transforming into an adult woman at the hot spring.
