Quite moody, sets out all the key plot points without spoiling any of them. Quite tense.
And you've somehow managed to work the pink color into the shadows and shading of the skin tones. That's brilliant.
There's a lot more lines in the center three panels that converge vertically in the center than in your other Sherlock covers. You've broken up the composition a bit with the sloping horizontals in the first and final panel to draw our eyes out and away, however, and I think this helps break up the somewhat centralized monotony.