Major Jock Sinclair has been in this Highland regiment since he joined as a boy piper. During World War II, as Second-in-Command, he was made acting Commanding Officer. Now the regiment has returned to Scotland, and a new commanding officer is to be appointed. Jock's own cleverness is pitted against his new C.O., his daughter, his girlfriend, and the other officers in the Mess.—Aryk Nusbacher
After World War II, a Highland Regiment's acting Commanding Officer, who rose from the ranks, is replaced by a peace-time Oxford-educated Commanding Officer, leading to a dramatic conflict between the two.