Mai, whose relationship with her weak and sickly husband is strained, has been unable to tell him she wants a child as his health doesn't improve. One day, while taking him to the hospital on a train, she encounters a groper for the first time in her life. She can't show her husband such an unsightly appearance. Mai's body stiffens with fear as she desperately resists, but her feeble resistance only provokes the groper further, escalating his actions...
