Married assistant librarian John Lewis 's mainstay is fantasy, until Mrs Gruffydd -Williams enters his life with interests and offers decidedly non-literary.
Jean encourages John to seek advancement, but the commitment that Liz demands leads him into circumstances beyond his control.
The interview is here at last. Jean sees through John's disguised feelings, but now demands that he should at least get that job.
After the interview John cannot resist Liz's invitation to the beach party, and here the commitment is made - or is it?