The term 'desperate' means 1: showing extreme urgency or intensity especially because of great need or desire; 2: fraught with extreme danger; nearly hopeless; 3: desperately determined; 4:...
it means become upset over something. become sad.
I believe it is a reference to the Biblical Adam and Eve story where they pick the forbidden fruit from the tree and Sin is created
Lucas means "Light" The origin is Latin.
If it is a girl's it means lucky or fortunateandIf it's a boy's name it means as courageous as a mountain lion