Based on the popular series by Mahiro Ohji, with over 100,000 copies sold. People's sweat and bodily fluids contain pheromones... In the summer library, the scent of the senior's body is irresistible to both men and women. Drawn in by the scent, they become entangled in a steamy, lustful world. With the senior, childhood friend, and stepsister... dripping with sweat, cum, and love juices, the four of them indulge in a crazy summer memory with big tits and big asses.