Seven secret outdoor sex locations across one metropolis and six prefectures. A game where participants drive to three of these spots in their own car, with the first girl to reach the finish line declared the winner. Aya Hirai takes on the thrilling adventure of her first outdoor sex and public exposure experience. The intimate missions at places like tennis courts and riverbanks—where people are nearby—create a tense mix of fear and excitement. "It feels so good! But…" she gasps, nearly panicking as emotions surge. Her big tits sway as she trembles, moans of pleasure escaping her quivering lips, tears welling in her eyes—her inner turmoil vividly on display. This is a heart-pounding battle filled with non-stop excitement, capturing Aya Hirai's raw debut in outdoor sex and exhibitionism.