Following the company's policy, Airi switched to commuting by train. Her past encounter with a pervert clouds her expression, but she renews her spirit, thinking, "I'm not that person anymore." However, as if mocking her, the pervert persistently toys with her sensitive spots, developing them further. Despite her resistance, Airi is swept away by repeated acts of indecency. Eventually, she begins to feel pleasure from being violated by the pervert... She starts to actively push herself against him. And so, today she boards the commuter train seeking pleasure again...
