During WWI, an injured and shell-shocked David Powlett-Jones applies to teach history at an English boys' public school, but he's concerned about whether a lower-class product of the Welsh mines can fit in.
On a holiday in Wales, David meets Beth, a vivacious young nurse from Swansea who literally sets her cap at him. After months of corresponding, David invites Beth to visit Bamfylde for the Founders' Day festivities.