Every year, the neighborhood association's bonding trip to the hot springs is a tradition, and this year, the region's most beautiful girl, Towa, is set to participate. However, her father, who usually accompanies her, can't make it due to work, leaving Towa to attend alone as the caretaker. The neighborhood men, who have known Towa since she was a child, have no suspicions about her innocence. But as they witness her growth into a beautiful young woman, their lust intensifies, and they begin to take advantage of her purity, repeatedly harassing her sexually...