A Dark Sci-Fi Omegaverse Romance

We were the first ones sent to the new world.
We were the first ones to mutate into something more, something stronger.
We were also the first ones to be completely abandoned by Earth and left for dead.

Submission is a free prequel introducing Olo and Wen and it's set before Stolen and Sold (found in the boxed set Chosen by an Alien). This series is a dark sci-fi omegaverse featuring two omegas and one alpha:
Menage
Male omega and female omega
Genetic mutations
Accidental murder
MM, MFM, MMF