STEP 6
Activate the “level” adjustment layer. Make black as your foreground color, Now press Alt+Backspace/Opt+Delete to fill the selection with foreground color i.e. black color. Now press Ctrl+D/Cmd+D to deselect the selection.
I think that her iris rims are too dark. To make it brighter double click on the layer thumbnail of “level” adjustment layer. Adjust the setting just as shown below.