Overwhelmed by a strong urge to urinate, Yuka leaks on the train. Moisture runs down her thighs, her skirt begins to discolor. There's no way to hide it. The passengers around her relentlessly look at her with curiosity. And the sound of their smartphone cameras shuttering. She can't take it anymore... She can't stand it... The passengers who have turned into wolves surround Yuka, who collapses in extreme shame. But at that moment, a man appears and saves her from this desperate situation. Are you okay? Yuka is truly grateful to the man who speaks to her kindly. But at that moment, Yuka never dreamed that this man would drag her into even more humiliation...