Descent of Angels by Elizabeth Blackthorne

I never thought I was special. I was a burden, worthless, unlovable. Until they came and changed everything.
When the gates of Hell opened and vicious demonic creatures spilled out onto the earth, I thought we could stay safe by staying close to home. Not that my father would ever let me leave our farm, anyway.
When we are attacked by a horde of hellions, four sinfully sexy angels descend to save us, and I realize that life will never be the same. Now I’m faced with which path to follow? Stay safe and continue to die a little inside with every breath I take, or take a chance on real love.
They will stop at nothing to claim me as theirs. They will risk their immortal lives and even their souls to protect me. In return, all I have to do is to give myself to them fully and face my greatest fear, my father…