Hahaha Ctn, you washed out the outer of her lips and darkened the inner line a method used to make someone looks sick lol.
(Edited)
The best way to make B&W is to start by correcting the color, then convert it to B&W in only one step using "Gradient Map" in the "Adjustments" filter (Photoshop). If you do that to my edited version, you get the result below.