today’s Novel I Want To Read But Not Write: wilde-esque comedy of manners about a young aristocrat seeking a hobby to occupy him in his Genteel Leisure that takes an abrupt turn for the eldritch in the second act, except
the narrative style stays exactly the same, and
the protagonist reacts to increasingly appalling and monstrous terrors with precisely the same aplomb as he reacts to various Society Mishaps in the first part of the novel