Friend's Bride: I Won't Touch You (or Will I?)

“What are you doing here?” I back away when I see Mark. “I’m afraid of him. I’m afraid of how my body will react to this man.”
“Yegor, your friend already left.”
I emphasize “friend.” That should stop him, right?
“I know,” he says, scorching me with his look, studying me from a distance.
“He asked me to look after you.”
“What?.. Look after?.. Him?..”
The one who became my first and only. And with whom I’m pregnant…