Nina Caliente

Nina Caliente is a pre-existing character that comes with the Sims 2 game. She lives in a small house with her sister Dina in Pleasantview, and both are romantically involved with town casanova Don Lothario, apparently each without the other's knowledge. She has long red hair and wears a black halter top and pink cargo pants.

Player stories
I don't know about anyone else, but it seems that this sims father is an alien/human hybrid. Her grandfather is apprently an alien.