First, Open your photo in photoshop.
1-Duplicate Background layer by press Ctrl+J
2-Go to Select menu, chose Color Range...
3-At Color Range table, change Fuzziness=40. Select=Shadow. Press OK.
After OK
4-Go to Select menu, chose Modify, chose Feather, or press Shift+F6.Set Feather from 20 to 25
After OK
5-Duplicate selected area by press Ctrl+J to new layer:
6-Change style of layer to Screen:
7-Duplicate layer2 again if you want the photo more brightness
Now, the photo after finish:
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