Lego
The thought's there, yeah! I see you want the raging mechancial beast opposite the loving natural woman. I could comment on why this woman is hanging onto this dangerous bastard, but I shouldn't read too much into the scenario - she is in the nuddy, after all. Overall, I'm loving the opposites.
I think the pose of the robot could have a more aggressive clenching of the fist. I think the contours on the robot could a bit more definition too. The highlighting is a bit diffuse for metal, too.