The narrator is a passenger who was traveling on the ship Glen Carrig, which was lost at sea when it struck "a hidden rock". The story is about the adventures of the survivors, who escaped the wreck in two lifeboats.
Carnacki the Ghost-Finder is a collection of occult detective short stories by English writer William Hope Hodgson.
Detective stories in which the great Thomas Carnacki investigates the supernatural using scientific tools, such as photography, and tools that are augmented by theories of the supernatural, such as the electric pentacle, which uses vacuum ...
His diary is found and it tells the story of a huge cavern below the house filled with white pig like monsters.
With its command of maritime knowledge, and its clever selection of hints and incidents suggestive of latent horrors in nature, this book at times reaches enviable peaks of power."