Benjamin Black's Christine Falls. (Benjamin Black is John Banville's crime-writing psuedonym.)
Sarah Weinman tagged the novel as a "Pick of the Week" with this note:
Is this the bridge book between literary and crime fiction? I'll debate that later, I suppose, but at the moment I'd rather wholeheartedly recommend Banville's maiden genre foray because he gets it: understands the Grand Guignol aspect of families with corrosive secrets, gets the genre conventions while developing characters in all their unholy motivations, and writes within conventions without looking down upon them. But I must say, I can't wait to see the reviews and reaction upon its publication in March...