From what I can tell, this artist's Madoka is a very dominant type. I'm willing to bet she's using the ribbon to tie off the male's... stuff to keep him from going anywhere until she's finished with him.
Ta-daaa! I actually prepared a present for today ❤I'm sure you'll be very happy with it~ ❤ ❤There's nothing in it? That's not true~ ❤*Clack**Sliding*EmptyJeez~