Teacher Rei encounters a groper on her commute. She knows she should stand her ground, but being fondled in front of a crowded train awakens an unexpected thrill. His relentless hands eventually overwhelm her resistance until she starts begging him to touch her. Addicted to the shame and pleasure, she now boards the same train at the same time each day, eagerly offering him her body. Simultaneous close-ups from multiple angles capture the molestation with added realism.