When Gervase Frant, Seventh Earl of St Erth, returns at last from Waterloo to his family seat at Stanyon, he enjoys a less than welcome homecoming. Only Theo, a cousin even quieter than himself, is there to greet him - and when he meets his stepmother and young half-brother he detects open disappointment that he survived the wars. But the dangers of the Lincolnshire countryside are quite different to those of the battlefield.
The Quiet Gentleman is a Regency novel by Georgette Heyer, published at the start of 1951 by William Heinemann Ltd. Set in the spring of 1816, after the Battle of Waterloo, it is the story of the return home from the wars of the Seventh Earl of St Erth to claim his inheritance. The novel incorporates elements of the mystery story as well as the classic romance.from Wikipedia