Midnight meeting between 'the Lady of the Lake' and a sort of Shiva/Neptune/Set, who is tempting her...
(his billowing hair suggests thunderclouds...)

He seems to be saying, "I got such a deal, you and I, we could be so fertile... Don't you want my sexy deal?"

One of my 'intuitive' drawings, this curve, which later turned into her cradled breast, was the first element.