D&W, you might like the books The Neanderthal Trilogy by Robert J. Sawyer, another scifi with polyamory.
Haven't seen this show, but checking it out now. Hopefully it's no good, because I'm already "behind" on my TV watching LoL!
“As I am sure any cat owner will be able to tell you,
someone else putting you in a box is entirely different
from getting into a box yourself.” —bisexualbaker