For the socks turn off cast shadows, but leave on for legs and the wet look of the stockings should go away, yet the legs will still cast shadows on the ground. Plus the issues the others have stated :)

Edited to add
Or you can try leaving the stockings as is because they appear almost like a solid color and hide the legs, shins, feet and toes.

Gary

"Those who lose themselves in a passion lose less than those who lose their passion"