"The Awful Reason of the Vicar's Visit" is a Story by G. K. Chesterton. First appeared in Harper's Weekly (May 28 & June 4, 1904) "Cherub" Swinburne is asked to investigate the mysterious assault on the Vicar of Chuntsey (in Essex).
It is a mystery when a distressed reverend begins his tale of a monstrous outrage committed against him.