Late nachttrein

It's 11.25pm at Upper Hairybush's station and a mature blonde, northern lass, is waiting for the last train. The only other person on the platform is an attractive muscley young man. When it's announced that the train has been delayed, she goes to the toilet. She mistakenly goes to to the gents, but as there's nobody about she just goes in anyway. In the cubicle she finds the door is jammed and someone or something is outside, getting closer and closer...