User blog comment:Neowitch/Straw Hat Shambles/@comment-24484874-20140801133326/@comment-4493594-20140804105216

Aye, that's right.

The whole screenshot shows Law in 3D and two 2D reaction shots of whoever's hearts he swaps. So I can say 100% this is Nami. Besides, I doubt Usopp would cry about being in Franky's body.