Stray Omega by Lizzy Bequin

That would be all the treats Embla would get for now, apparently.
Behind, Ark slackened the leash and walked around in front of her again. He
handed the braid of leather back to Orwen, then gestured at Embla to follow.
She could tell mean Orwen wanted to yank the leash again, but he held off.
The dogs merely sat, watching.
Embla hesitated.
The food had certainly tasted good, and she wanted more. But she knew it
would only come at the price of going along with these alphas. She also knew
that she would soon be lost in the throes of her heat.
Although they were her captors, the alphas were being halfway nice to her—
or at least two of them were—but that would all change when her heat took
hold.
Embla shuddered to imagine what would happen then. The scene flickered
through her mind’s eye. Three brutal alphas stripping away their loin
coverings to reveal their massive, pierced arousal. They would pin her down
and enter her body roughly, slamming into her again and again until her hole
was sore and dripping with hot seed. And after they spent themselves inside
her, they would mark her with their teeth—a painful bite at the curve of her
neck.
And the most awful part of all—she would enjoy it.
Lost in the feverish confusion of her heat, she would actually desire such
shameful domination.
Ark noticed the omega’s shudder and purred soothingly, beckoning her